Home / 1,102,115.20-1,653,172.80-924,968.20

Finding the Fourth Proportional to 1,102,115.20, 1,653,172.80 and 924,968.20

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Solution

The fourth proportional to 1,102,115.20, 1,653,172.80 and 924,968.20 is: 1,387,452.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,115.20 : 1,653,172.80 = 924,968.20 : x
  2. Step 2: Convert to fraction form
    1,102,115.20/1,653,172.80 = 924,968.20/x
  3. Step 3: Cross multiply
    1,102,115.20x = 1,653,172.80 × 924,968.20
  4. Step 4: Simplify right side
    1,102,115.20x = 1,529,132,269,104.96
  5. Step 5: Solve for x
    x = 1,529,132,269,104.96/1,102,115.20
  6. Step 6: Final answer
    x = 1,387,452.30

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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.