Home / 1,037,145.40-1,553,874.90-889,689.40

Finding the Fourth Proportional to 1,037,145.40, 1,553,874.90 and 889,689.40

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Solution

The fourth proportional to 1,037,145.40, 1,553,874.90 and 889,689.40 is: 1,332,952.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,037,145.40 : 1,553,874.90 = 889,689.40 : x
  2. Step 2: Convert to fraction form
    1,037,145.40/1,553,874.90 = 889,689.40/x
  3. Step 3: Cross multiply
    1,037,145.40x = 1,553,874.90 × 889,689.40
  4. Step 4: Simplify right side
    1,037,145.40x = 1,382,466,027,456.06
  5. Step 5: Solve for x
    x = 1,382,466,027,456.06/1,037,145.40
  6. Step 6: Final answer
    x = 1,332,952.96

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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.