Home / 1,042,171.86-1,438,242.11-577,025.73

Finding the Fourth Proportional to 1,042,171.86, 1,438,242.11 and 577,025.73

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Solution

The fourth proportional to 1,042,171.86, 1,438,242.11 and 577,025.73 is: 796,320.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,042,171.86 : 1,438,242.11 = 577,025.73 : x
  2. Step 2: Convert to fraction form
    1,042,171.86/1,438,242.11 = 577,025.73/x
  3. Step 3: Cross multiply
    1,042,171.86x = 1,438,242.11 × 577,025.73
  4. Step 4: Simplify right side
    1,042,171.86x = 829,902,703,439.49
  5. Step 5: Solve for x
    x = 829,902,703,439.49/1,042,171.86
  6. Step 6: Final answer
    x = 796,320.39

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Double scale
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.