Home / 1,156,177.28-1,734,431.31-357,520.42

Finding the Fourth Proportional to 1,156,177.28, 1,734,431.31 and 357,520.42

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Solution

The fourth proportional to 1,156,177.28, 1,734,431.31 and 357,520.42 is: 536,331.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,177.28 : 1,734,431.31 = 357,520.42 : x
  2. Step 2: Convert to fraction form
    1,156,177.28/1,734,431.31 = 357,520.42/x
  3. Step 3: Cross multiply
    1,156,177.28x = 1,734,431.31 × 357,520.42
  4. Step 4: Simplify right side
    1,156,177.28x = 620,094,610,412.35
  5. Step 5: Solve for x
    x = 620,094,610,412.35/1,156,177.28
  6. Step 6: Final answer
    x = 536,331.77

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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.