Home / 1,005,135.56-1,386,624.66-617,599.16

Finding the Fourth Proportional to 1,005,135.56, 1,386,624.66 and 617,599.16

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Solution

The fourth proportional to 1,005,135.56, 1,386,624.66 and 617,599.16 is: 852,002.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,135.56 : 1,386,624.66 = 617,599.16 : x
  2. Step 2: Convert to fraction form
    1,005,135.56/1,386,624.66 = 617,599.16/x
  3. Step 3: Cross multiply
    1,005,135.56x = 1,386,624.66 × 617,599.16
  4. Step 4: Simplify right side
    1,005,135.56x = 856,378,225,251.29
  5. Step 5: Solve for x
    x = 856,378,225,251.29/1,005,135.56
  6. Step 6: Final answer
    x = 852,002.71

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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.