Home / 5,123,981.58-7,071,244.86-2,801,002.38

Finding the Fourth Proportional to 5,123,981.58, 7,071,244.86 and 2,801,002.38

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Solution

The fourth proportional to 5,123,981.58, 7,071,244.86 and 2,801,002.38 is: 3,865,465.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,123,981.58 : 7,071,244.86 = 2,801,002.38 : x
  2. Step 2: Convert to fraction form
    5,123,981.58/7,071,244.86 = 2,801,002.38/x
  3. Step 3: Cross multiply
    5,123,981.58x = 7,071,244.86 × 2,801,002.38
  4. Step 4: Simplify right side
    5,123,981.58x = 19,806,573,682,422.77
  5. Step 5: Solve for x
    x = 19,806,573,682,422.77/5,123,981.58
  6. Step 6: Final answer
    x = 3,865,465.43

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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.