Home / 1,619,613.12-2,429,873.70-708,874.90

Finding the Fourth Proportional to 1,619,613.12, 2,429,873.70 and 708,874.90

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Solution

The fourth proportional to 1,619,613.12, 2,429,873.70 and 708,874.90 is: 1,063,511.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,613.12 : 2,429,873.70 = 708,874.90 : x
  2. Step 2: Convert to fraction form
    1,619,613.12/2,429,873.70 = 708,874.90/x
  3. Step 3: Cross multiply
    1,619,613.12x = 2,429,873.70 × 708,874.90
  4. Step 4: Simplify right side
    1,619,613.12x = 1,722,476,476,100.13
  5. Step 5: Solve for x
    x = 1,722,476,476,100.13/1,619,613.12
  6. Step 6: Final answer
    x = 1,063,511.07

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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.