Home / 1,087,120.92-1,500,264.41-603,694.16

Finding the Fourth Proportional to 1,087,120.92, 1,500,264.41 and 603,694.16

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Solution

The fourth proportional to 1,087,120.92, 1,500,264.41 and 603,694.16 is: 833,118.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,120.92 : 1,500,264.41 = 603,694.16 : x
  2. Step 2: Convert to fraction form
    1,087,120.92/1,500,264.41 = 603,694.16/x
  3. Step 3: Cross multiply
    1,087,120.92x = 1,500,264.41 × 603,694.16
  4. Step 4: Simplify right side
    1,087,120.92x = 905,700,862,772.85
  5. Step 5: Solve for x
    x = 905,700,862,772.85/1,087,120.92
  6. Step 6: Final answer
    x = 833,118.79

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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.