Home / 3,865,607.28-5,334,610.32-2,146,888.80

Finding the Fourth Proportional to 3,865,607.28, 5,334,610.32 and 2,146,888.80

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Solution

The fourth proportional to 3,865,607.28, 5,334,610.32 and 2,146,888.80 is: 2,962,746.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,607.28 : 5,334,610.32 = 2,146,888.80 : x
  2. Step 2: Convert to fraction form
    3,865,607.28/5,334,610.32 = 2,146,888.80/x
  3. Step 3: Cross multiply
    3,865,607.28x = 5,334,610.32 × 2,146,888.80
  4. Step 4: Simplify right side
    3,865,607.28x = 11,452,815,148,372.42
  5. Step 5: Solve for x
    x = 11,452,815,148,372.42/3,865,607.28
  6. Step 6: Final answer
    x = 2,962,746.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.