Home / 924,830.80-1,387,246.20-714,878.80

Finding the Fourth Proportional to 924,830.80, 1,387,246.20 and 714,878.80

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Solution

The fourth proportional to 924,830.80, 1,387,246.20 and 714,878.80 is: 1,072,318.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,830.80 : 1,387,246.20 = 714,878.80 : x
  2. Step 2: Convert to fraction form
    924,830.80/1,387,246.20 = 714,878.80/x
  3. Step 3: Cross multiply
    924,830.80x = 1,387,246.20 × 714,878.80
  4. Step 4: Simplify right side
    924,830.80x = 991,712,898,760.56
  5. Step 5: Solve for x
    x = 991,712,898,760.56/924,830.80
  6. Step 6: Final answer
    x = 1,072,318.20

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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.