Home / 1,156,760.96-1,734,807.68-398,571.52

Finding the Fourth Proportional to 1,156,760.96, 1,734,807.68 and 398,571.52

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Solution

The fourth proportional to 1,156,760.96, 1,734,807.68 and 398,571.52 is: 597,742.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,156,760.96 : 1,734,807.68 = 398,571.52 : x
  2. Step 2: Convert to fraction form
    1,156,760.96/1,734,807.68 = 398,571.52/x
  3. Step 3: Cross multiply
    1,156,760.96x = 1,734,807.68 × 398,571.52
  4. Step 4: Simplify right side
    1,156,760.96x = 691,444,933,925.27
  5. Step 5: Solve for x
    x = 691,444,933,925.27/1,156,760.96
  6. Step 6: Final answer
    x = 597,742.28

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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.