Home / 1,102,109.20-1,653,163.80-924,962.20

Finding the Fourth Proportional to 1,102,109.20, 1,653,163.80 and 924,962.20

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Solution

The fourth proportional to 1,102,109.20, 1,653,163.80 and 924,962.20 is: 1,387,443.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,102,109.20 : 1,653,163.80 = 924,962.20 : x
  2. Step 2: Convert to fraction form
    1,102,109.20/1,653,163.80 = 924,962.20/x
  3. Step 3: Cross multiply
    1,102,109.20x = 1,653,163.80 × 924,962.20
  4. Step 4: Simplify right side
    1,102,109.20x = 1,529,114,025,408.36
  5. Step 5: Solve for x
    x = 1,529,114,025,408.36/1,102,109.20
  6. Step 6: Final answer
    x = 1,387,443.30

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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.