Home / 1,404,486.25-1,938,177.24-759,892.30

Finding the Fourth Proportional to 1,404,486.25, 1,938,177.24 and 759,892.30

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Solution

The fourth proportional to 1,404,486.25, 1,938,177.24 and 759,892.30 is: 1,048,643.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,486.25 : 1,938,177.24 = 759,892.30 : x
  2. Step 2: Convert to fraction form
    1,404,486.25/1,938,177.24 = 759,892.30/x
  3. Step 3: Cross multiply
    1,404,486.25x = 1,938,177.24 × 759,892.30
  4. Step 4: Simplify right side
    1,404,486.25x = 1,472,805,960,711.25
  5. Step 5: Solve for x
    x = 1,472,805,960,711.25/1,404,486.25
  6. Step 6: Final answer
    x = 1,048,643.92

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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.