Home / 4,006,555.40-5,530,961.52-2,287,343.72

Finding the Fourth Proportional to 4,006,555.40, 5,530,961.52 and 2,287,343.72

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Solution

The fourth proportional to 4,006,555.40, 5,530,961.52 and 2,287,343.72 is: 3,157,627.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,006,555.40 : 5,530,961.52 = 2,287,343.72 : x
  2. Step 2: Convert to fraction form
    4,006,555.40/5,530,961.52 = 2,287,343.72/x
  3. Step 3: Cross multiply
    4,006,555.40x = 5,530,961.52 × 2,287,343.72
  4. Step 4: Simplify right side
    4,006,555.40x = 12,651,210,098,333.65
  5. Step 5: Solve for x
    x = 12,651,210,098,333.65/4,006,555.40
  6. Step 6: Final answer
    x = 3,157,627.65

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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.