Home / 1,471,088.39-2,206,629.33-391,601.18

Finding the Fourth Proportional to 1,471,088.39, 2,206,629.33 and 391,601.18

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Solution

The fourth proportional to 1,471,088.39, 2,206,629.33 and 391,601.18 is: 587,400.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,088.39 : 2,206,629.33 = 391,601.18 : x
  2. Step 2: Convert to fraction form
    1,471,088.39/2,206,629.33 = 391,601.18/x
  3. Step 3: Cross multiply
    1,471,088.39x = 2,206,629.33 × 391,601.18
  4. Step 4: Simplify right side
    1,471,088.39x = 864,118,653,498.68
  5. Step 5: Solve for x
    x = 864,118,653,498.68/1,471,088.39
  6. Step 6: Final answer
    x = 587,400.91

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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.