Home / 1,087,424.12-1,500,687.78-604,025.72

Finding the Fourth Proportional to 1,087,424.12, 1,500,687.78 and 604,025.72

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Solution

The fourth proportional to 1,087,424.12, 1,500,687.78 and 604,025.72 is: 833,579.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,424.12 : 1,500,687.78 = 604,025.72 : x
  2. Step 2: Convert to fraction form
    1,087,424.12/1,500,687.78 = 604,025.72/x
  3. Step 3: Cross multiply
    1,087,424.12x = 1,500,687.78 × 604,025.72
  4. Step 4: Simplify right side
    1,087,424.12x = 906,454,016,809.70
  5. Step 5: Solve for x
    x = 906,454,016,809.70/1,087,424.12
  6. Step 6: Final answer
    x = 833,579.10

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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.