Home / 1,332,649.80-1,839,100.20-729,037.80

Finding the Fourth Proportional to 1,332,649.80, 1,839,100.20 and 729,037.80

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Solution

The fourth proportional to 1,332,649.80, 1,839,100.20 and 729,037.80 is: 1,006,095.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,649.80 : 1,839,100.20 = 729,037.80 : x
  2. Step 2: Convert to fraction form
    1,332,649.80/1,839,100.20 = 729,037.80/x
  3. Step 3: Cross multiply
    1,332,649.80x = 1,839,100.20 × 729,037.80
  4. Step 4: Simplify right side
    1,332,649.80x = 1,340,773,563,787.56
  5. Step 5: Solve for x
    x = 1,340,773,563,787.56/1,332,649.80
  6. Step 6: Final answer
    x = 1,006,095.95

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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.