Home / 1,175,209.20-1,762,871.40-615,337.20

Finding the Fourth Proportional to 1,175,209.20, 1,762,871.40 and 615,337.20

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Solution

The fourth proportional to 1,175,209.20, 1,762,871.40 and 615,337.20 is: 923,035.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,209.20 : 1,762,871.40 = 615,337.20 : x
  2. Step 2: Convert to fraction form
    1,175,209.20/1,762,871.40 = 615,337.20/x
  3. Step 3: Cross multiply
    1,175,209.20x = 1,762,871.40 × 615,337.20
  4. Step 4: Simplify right side
    1,175,209.20x = 1,084,760,351,236.08
  5. Step 5: Solve for x
    x = 1,084,760,351,236.08/1,175,209.20
  6. Step 6: Final answer
    x = 923,035.96

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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.