Home / 4,768,117.92-7,159,175.28-2,978,627.04

Finding the Fourth Proportional to 4,768,117.92, 7,159,175.28 and 2,978,627.04

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Solution

The fourth proportional to 4,768,117.92, 7,159,175.28 and 2,978,627.04 is: 4,472,312.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,768,117.92 : 7,159,175.28 = 2,978,627.04 : x
  2. Step 2: Convert to fraction form
    4,768,117.92/7,159,175.28 = 2,978,627.04/x
  3. Step 3: Cross multiply
    4,768,117.92x = 7,159,175.28 × 2,978,627.04
  4. Step 4: Simplify right side
    4,768,117.92x = 21,324,513,073,107.57
  5. Step 5: Solve for x
    x = 21,324,513,073,107.57/4,768,117.92
  6. Step 6: Final answer
    x = 4,472,312.44

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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.