Home / 3,981,855.60-5,968,117.80-2,983,417.20

Finding the Fourth Proportional to 3,981,855.60, 5,968,117.80 and 2,983,417.20

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Solution

The fourth proportional to 3,981,855.60, 5,968,117.80 and 2,983,417.20 is: 4,471,630.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,981,855.60 : 5,968,117.80 = 2,983,417.20 : x
  2. Step 2: Convert to fraction form
    3,981,855.60/5,968,117.80 = 2,983,417.20/x
  3. Step 3: Cross multiply
    3,981,855.60x = 5,968,117.80 × 2,983,417.20
  4. Step 4: Simplify right side
    3,981,855.60x = 17,805,385,296,146.16
  5. Step 5: Solve for x
    x = 17,805,385,296,146.16/3,981,855.60
  6. Step 6: Final answer
    x = 4,471,630.09

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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.