Home / 924,822.40-1,387,233.60-853,963.60

Finding the Fourth Proportional to 924,822.40, 1,387,233.60 and 853,963.60

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Solution

The fourth proportional to 924,822.40, 1,387,233.60 and 853,963.60 is: 1,280,945.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,822.40 : 1,387,233.60 = 853,963.60 : x
  2. Step 2: Convert to fraction form
    924,822.40/1,387,233.60 = 853,963.60/x
  3. Step 3: Cross multiply
    924,822.40x = 1,387,233.60 × 853,963.60
  4. Step 4: Simplify right side
    924,822.40x = 1,184,646,999,096.96
  5. Step 5: Solve for x
    x = 1,184,646,999,096.96/924,822.40
  6. Step 6: Final answer
    x = 1,280,945.40

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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.