Home / 1,342,100.76-1,852,043.52-730,256.04

Finding the Fourth Proportional to 1,342,100.76, 1,852,043.52 and 730,256.04

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Solution

The fourth proportional to 1,342,100.76, 1,852,043.52 and 730,256.04 is: 1,007,723.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,100.76 : 1,852,043.52 = 730,256.04 : x
  2. Step 2: Convert to fraction form
    1,342,100.76/1,852,043.52 = 730,256.04/x
  3. Step 3: Cross multiply
    1,342,100.76x = 1,852,043.52 × 730,256.04
  4. Step 4: Simplify right side
    1,342,100.76x = 1,352,465,966,822.86
  5. Step 5: Solve for x
    x = 1,352,465,966,822.86/1,342,100.76
  6. Step 6: Final answer
    x = 1,007,723.12

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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.