Home / 3,965,516.76-5,472,403.02-2,154,680.76

Finding the Fourth Proportional to 3,965,516.76, 5,472,403.02 and 2,154,680.76

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Solution

The fourth proportional to 3,965,516.76, 5,472,403.02 and 2,154,680.76 is: 2,973,453.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,965,516.76 : 5,472,403.02 = 2,154,680.76 : x
  2. Step 2: Convert to fraction form
    3,965,516.76/5,472,403.02 = 2,154,680.76/x
  3. Step 3: Cross multiply
    3,965,516.76x = 5,472,403.02 × 2,154,680.76
  4. Step 4: Simplify right side
    3,965,516.76x = 11,791,281,498,159.89
  5. Step 5: Solve for x
    x = 11,791,281,498,159.89/3,965,516.76
  6. Step 6: Final answer
    x = 2,973,453.96

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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.