Home / 1,342,700.59-1,852,975.71-730,823.78

Finding the Fourth Proportional to 1,342,700.59, 1,852,975.71 and 730,823.78

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Solution

The fourth proportional to 1,342,700.59, 1,852,975.71 and 730,823.78 is: 1,008,563.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,700.59 : 1,852,975.71 = 730,823.78 : x
  2. Step 2: Convert to fraction form
    1,342,700.59/1,852,975.71 = 730,823.78/x
  3. Step 3: Cross multiply
    1,342,700.59x = 1,852,975.71 × 730,823.78
  4. Step 4: Simplify right side
    1,342,700.59x = 1,354,198,712,630.38
  5. Step 5: Solve for x
    x = 1,354,198,712,630.38/1,342,700.59
  6. Step 6: Final answer
    x = 1,008,563.43

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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.