Home / 1,251,473.17-1,876,588.63-398,433.73

Finding the Fourth Proportional to 1,251,473.17, 1,876,588.63 and 398,433.73

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Solution

The fourth proportional to 1,251,473.17, 1,876,588.63 and 398,433.73 is: 597,452.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,251,473.17 : 1,876,588.63 = 398,433.73 : x
  2. Step 2: Convert to fraction form
    1,251,473.17/1,876,588.63 = 398,433.73/x
  3. Step 3: Cross multiply
    1,251,473.17x = 1,876,588.63 × 398,433.73
  4. Step 4: Simplify right side
    1,251,473.17x = 747,696,201,838.93
  5. Step 5: Solve for x
    x = 747,696,201,838.93/1,251,473.17
  6. Step 6: Final answer
    x = 597,452.84

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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.