Home / 1,165,157.20-1,747,793.40-605,285.20

Finding the Fourth Proportional to 1,165,157.20, 1,747,793.40 and 605,285.20

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Solution

The fourth proportional to 1,165,157.20, 1,747,793.40 and 605,285.20 is: 907,957.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,165,157.20 : 1,747,793.40 = 605,285.20 : x
  2. Step 2: Convert to fraction form
    1,165,157.20/1,747,793.40 = 605,285.20/x
  3. Step 3: Cross multiply
    1,165,157.20x = 1,747,793.40 × 605,285.20
  4. Step 4: Simplify right side
    1,165,157.20x = 1,057,913,477,677.68
  5. Step 5: Solve for x
    x = 1,057,913,477,677.68/1,165,157.20
  6. Step 6: Final answer
    x = 907,957.72

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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.