Home / 924,821.40-1,387,232.10-853,962.60

Finding the Fourth Proportional to 924,821.40, 1,387,232.10 and 853,962.60

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Solution

The fourth proportional to 924,821.40, 1,387,232.10 and 853,962.60 is: 1,280,943.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,821.40 : 1,387,232.10 = 853,962.60 : x
  2. Step 2: Convert to fraction form
    924,821.40/1,387,232.10 = 853,962.60/x
  3. Step 3: Cross multiply
    924,821.40x = 1,387,232.10 × 853,962.60
  4. Step 4: Simplify right side
    924,821.40x = 1,184,644,330,919.46
  5. Step 5: Solve for x
    x = 1,184,644,330,919.46/924,821.40
  6. Step 6: Final answer
    x = 1,280,943.90

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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.