Home / 1,292,327.28-1,938,491.48-581,525.04

Finding the Fourth Proportional to 1,292,327.28, 1,938,491.48 and 581,525.04

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Solution

The fourth proportional to 1,292,327.28, 1,938,491.48 and 581,525.04 is: 872,287.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,292,327.28 : 1,938,491.48 = 581,525.04 : x
  2. Step 2: Convert to fraction form
    1,292,327.28/1,938,491.48 = 581,525.04/x
  3. Step 3: Cross multiply
    1,292,327.28x = 1,938,491.48 × 581,525.04
  4. Step 4: Simplify right side
    1,292,327.28x = 1,127,281,335,446.66
  5. Step 5: Solve for x
    x = 1,127,281,335,446.66/1,292,327.28
  6. Step 6: Final answer
    x = 872,287.81

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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.