Home / 3,864,947.40-5,333,524.92-2,146,023.72

Finding the Fourth Proportional to 3,864,947.40, 5,333,524.92 and 2,146,023.72

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Solution

The fourth proportional to 3,864,947.40, 5,333,524.92 and 2,146,023.72 is: 2,961,455.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,864,947.40 : 5,333,524.92 = 2,146,023.72 : x
  2. Step 2: Convert to fraction form
    3,864,947.40/5,333,524.92 = 2,146,023.72/x
  3. Step 3: Cross multiply
    3,864,947.40x = 5,333,524.92 × 2,146,023.72
  4. Step 4: Simplify right side
    3,864,947.40x = 11,445,870,989,531.10
  5. Step 5: Solve for x
    x = 11,445,870,989,531.10/3,864,947.40
  6. Step 6: Final answer
    x = 2,961,455.82

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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.