Home / 1,398,670.41-2,098,006.17-629,269.71

Finding the Fourth Proportional to 1,398,670.41, 2,098,006.17 and 629,269.71

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Solution

The fourth proportional to 1,398,670.41, 2,098,006.17 and 629,269.71 is: 943,904.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,398,670.41 : 2,098,006.17 = 629,269.71 : x
  2. Step 2: Convert to fraction form
    1,398,670.41/2,098,006.17 = 629,269.71/x
  3. Step 3: Cross multiply
    1,398,670.41x = 2,098,006.17 × 629,269.71
  4. Step 4: Simplify right side
    1,398,670.41x = 1,320,211,723,946.83
  5. Step 5: Solve for x
    x = 1,320,211,723,946.83/1,398,670.41
  6. Step 6: Final answer
    x = 943,904.80

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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.