Home / 1,087,268.58-1,501,181.24-679,553.66

Finding the Fourth Proportional to 1,087,268.58, 1,501,181.24 and 679,553.66

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Solution

The fourth proportional to 1,087,268.58, 1,501,181.24 and 679,553.66 is: 938,253.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,268.58 : 1,501,181.24 = 679,553.66 : x
  2. Step 2: Convert to fraction form
    1,087,268.58/1,501,181.24 = 679,553.66/x
  3. Step 3: Cross multiply
    1,087,268.58x = 1,501,181.24 × 679,553.66
  4. Step 4: Simplify right side
    1,087,268.58x = 1,020,133,206,320.52
  5. Step 5: Solve for x
    x = 1,020,133,206,320.52/1,087,268.58
  6. Step 6: Final answer
    x = 938,253.18

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Double scale
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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.