Home / 5,249,612.44-7,873,412.46-2,215,981

Finding the Fourth Proportional to 5,249,612.44, 7,873,412.46 and 2,215,981

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Solution

The fourth proportional to 5,249,612.44, 7,873,412.46 and 2,215,981 is: 3,323,546.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,249,612.44 : 7,873,412.46 = 2,215,981 : x
  2. Step 2: Convert to fraction form
    5,249,612.44/7,873,412.46 = 2,215,981/x
  3. Step 3: Cross multiply
    5,249,612.44x = 7,873,412.46 × 2,215,981
  4. Step 4: Simplify right side
    5,249,612.44x = 17,447,332,416,523.26
  5. Step 5: Solve for x
    x = 17,447,332,416,523.26/5,249,612.44
  6. Step 6: Final answer
    x = 3,323,546.76

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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.