Home / 2,153,277.10-3,229,138.05-1,087,965.10

Finding the Fourth Proportional to 2,153,277.10, 3,229,138.05 and 1,087,965.10

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Solution

The fourth proportional to 2,153,277.10, 3,229,138.05 and 1,087,965.10 is: 1,631,554.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,277.10 : 3,229,138.05 = 1,087,965.10 : x
  2. Step 2: Convert to fraction form
    2,153,277.10/3,229,138.05 = 1,087,965.10/x
  3. Step 3: Cross multiply
    2,153,277.10x = 3,229,138.05 × 1,087,965.10
  4. Step 4: Simplify right side
    2,153,277.10x = 3,513,189,501,482.06
  5. Step 5: Solve for x
    x = 3,513,189,501,482.06/2,153,277.10
  6. Step 6: Final answer
    x = 1,631,554.76

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Double scale
Find fourth proportional to 2,153,278.10, 3,229,139.55 and 1,087,966.10
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.