Home / 1,238,248.76-1,857,557.67-439,463.41

Finding the Fourth Proportional to 1,238,248.76, 1,857,557.67 and 439,463.41

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Solution

The fourth proportional to 1,238,248.76, 1,857,557.67 and 439,463.41 is: 659,260.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,238,248.76 : 1,857,557.67 = 439,463.41 : x
  2. Step 2: Convert to fraction form
    1,238,248.76/1,857,557.67 = 439,463.41/x
  3. Step 3: Cross multiply
    1,238,248.76x = 1,857,557.67 × 439,463.41
  4. Step 4: Simplify right side
    1,238,248.76x = 816,328,627,929.86
  5. Step 5: Solve for x
    x = 816,328,627,929.86/1,238,248.76
  6. Step 6: Final answer
    x = 659,260.61

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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.