Home / 3,748,772.40-5,173,195.32-2,117,246.64

Finding the Fourth Proportional to 3,748,772.40, 5,173,195.32 and 2,117,246.64

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Solution

The fourth proportional to 3,748,772.40, 5,173,195.32 and 2,117,246.64 is: 2,921,737.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,748,772.40 : 5,173,195.32 = 2,117,246.64 : x
  2. Step 2: Convert to fraction form
    3,748,772.40/5,173,195.32 = 2,117,246.64/x
  3. Step 3: Cross multiply
    3,748,772.40x = 5,173,195.32 × 2,117,246.64
  4. Step 4: Simplify right side
    3,748,772.40x = 10,952,930,409,333.73
  5. Step 5: Solve for x
    x = 10,952,930,409,333.73/3,748,772.40
  6. Step 6: Final answer
    x = 2,921,737.90

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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.