Home / 1,355,760.72-2,032,432.92-514,902.96

Finding the Fourth Proportional to 1,355,760.72, 2,032,432.92 and 514,902.96

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Solution

The fourth proportional to 1,355,760.72, 2,032,432.92 and 514,902.96 is: 771,895.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,355,760.72 : 2,032,432.92 = 514,902.96 : x
  2. Step 2: Convert to fraction form
    1,355,760.72/2,032,432.92 = 514,902.96/x
  3. Step 3: Cross multiply
    1,355,760.72x = 2,032,432.92 × 514,902.96
  4. Step 4: Simplify right side
    1,355,760.72x = 1,046,505,726,509.44
  5. Step 5: Solve for x
    x = 1,046,505,726,509.44/1,355,760.72
  6. Step 6: Final answer
    x = 771,895.59

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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.