Home / 1,342,862.36-1,853,149.98-731,019.54

Finding the Fourth Proportional to 1,342,862.36, 1,853,149.98 and 731,019.54

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Solution

The fourth proportional to 1,342,862.36, 1,853,149.98 and 731,019.54 is: 1,008,806.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,862.36 : 1,853,149.98 = 731,019.54 : x
  2. Step 2: Convert to fraction form
    1,342,862.36/1,853,149.98 = 731,019.54/x
  3. Step 3: Cross multiply
    1,342,862.36x = 1,853,149.98 × 731,019.54
  4. Step 4: Simplify right side
    1,342,862.36x = 1,354,688,845,930.61
  5. Step 5: Solve for x
    x = 1,354,688,845,930.61/1,342,862.36
  6. Step 6: Final answer
    x = 1,008,806.93

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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.