Home / 1,471,479.71-2,207,197.67-406,498.19

Finding the Fourth Proportional to 1,471,479.71, 2,207,197.67 and 406,498.19

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Solution

The fourth proportional to 1,471,479.71, 2,207,197.67 and 406,498.19 is: 609,741.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,471,479.71 : 2,207,197.67 = 406,498.19 : x
  2. Step 2: Convert to fraction form
    1,471,479.71/2,207,197.67 = 406,498.19/x
  3. Step 3: Cross multiply
    1,471,479.71x = 2,207,197.67 × 406,498.19
  4. Step 4: Simplify right side
    1,471,479.71x = 897,221,844,758.74
  5. Step 5: Solve for x
    x = 897,221,844,758.74/1,471,479.71
  6. Step 6: Final answer
    x = 609,741.23

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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.