Home / 1,404,347.30-1,938,013.29-759,781.33

Finding the Fourth Proportional to 1,404,347.30, 1,938,013.29 and 759,781.33

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Solution

The fourth proportional to 1,404,347.30, 1,938,013.29 and 759,781.33 is: 1,048,505.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,404,347.30 : 1,938,013.29 = 759,781.33 : x
  2. Step 2: Convert to fraction form
    1,404,347.30/1,938,013.29 = 759,781.33/x
  3. Step 3: Cross multiply
    1,404,347.30x = 1,938,013.29 × 759,781.33
  4. Step 4: Simplify right side
    1,404,347.30x = 1,472,466,315,033.88
  5. Step 5: Solve for x
    x = 1,472,466,315,033.88/1,404,347.30
  6. Step 6: Final answer
    x = 1,048,505.82

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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.