Home / 1,666,482.24-2,299,581.12-931,300.80

Finding the Fourth Proportional to 1,666,482.24, 2,299,581.12 and 931,300.80

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Solution

The fourth proportional to 1,666,482.24, 2,299,581.12 and 931,300.80 is: 1,285,103.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,666,482.24 : 2,299,581.12 = 931,300.80 : x
  2. Step 2: Convert to fraction form
    1,666,482.24/2,299,581.12 = 931,300.80/x
  3. Step 3: Cross multiply
    1,666,482.24x = 2,299,581.12 × 931,300.80
  4. Step 4: Simplify right side
    1,666,482.24x = 2,141,601,736,720.90
  5. Step 5: Solve for x
    x = 2,141,601,736,720.90/1,666,482.24
  6. Step 6: Final answer
    x = 1,285,103.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.