Home / 1,342,767.40-1,853,042.63-730,937.74

Finding the Fourth Proportional to 1,342,767.40, 1,853,042.63 and 730,937.74

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Solution

The fourth proportional to 1,342,767.40, 1,853,042.63 and 730,937.74 is: 1,008,706.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,767.40 : 1,853,042.63 = 730,937.74 : x
  2. Step 2: Convert to fraction form
    1,342,767.40/1,853,042.63 = 730,937.74/x
  3. Step 3: Cross multiply
    1,342,767.40x = 1,853,042.63 × 730,937.74
  4. Step 4: Simplify right side
    1,342,767.40x = 1,354,458,792,095.86
  5. Step 5: Solve for x
    x = 1,354,458,792,095.86/1,342,767.40
  6. Step 6: Final answer
    x = 1,008,706.94

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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.