Home / 1,037,143.90-1,553,872.65-889,687.90

Finding the Fourth Proportional to 1,037,143.90, 1,553,872.65 and 889,687.90

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Solution

The fourth proportional to 1,037,143.90, 1,553,872.65 and 889,687.90 is: 1,332,950.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,143.90 : 1,553,872.65 = 889,687.90 : x
  2. Step 2: Convert to fraction form
    1,037,143.90/1,553,872.65 = 889,687.90/x
  3. Step 3: Cross multiply
    1,037,143.90x = 1,553,872.65 × 889,687.90
  4. Step 4: Simplify right side
    1,037,143.90x = 1,382,461,694,845.94
  5. Step 5: Solve for x
    x = 1,382,461,694,845.94/1,037,143.90
  6. Step 6: Final answer
    x = 1,332,950.71

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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.