Home / 924,836.40-1,387,254.60-853,977.60

Finding the Fourth Proportional to 924,836.40, 1,387,254.60 and 853,977.60

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Solution

The fourth proportional to 924,836.40, 1,387,254.60 and 853,977.60 is: 1,280,966.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    924,836.40 : 1,387,254.60 = 853,977.60 : x
  2. Step 2: Convert to fraction form
    924,836.40/1,387,254.60 = 853,977.60/x
  3. Step 3: Cross multiply
    924,836.40x = 1,387,254.60 × 853,977.60
  4. Step 4: Simplify right side
    924,836.40x = 1,184,684,353,896.96
  5. Step 5: Solve for x
    x = 1,184,684,353,896.96/924,836.40
  6. Step 6: Final answer
    x = 1,280,966.40

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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.