Home / 5,392,671.95-7,442,048.45-2,945,398.44

Finding the Fourth Proportional to 5,392,671.95, 7,442,048.45 and 2,945,398.44

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Solution

The fourth proportional to 5,392,671.95, 7,442,048.45 and 2,945,398.44 is: 4,064,737.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,392,671.95 : 7,442,048.45 = 2,945,398.44 : x
  2. Step 2: Convert to fraction form
    5,392,671.95/7,442,048.45 = 2,945,398.44/x
  3. Step 3: Cross multiply
    5,392,671.95x = 7,442,048.45 × 2,945,398.44
  4. Step 4: Simplify right side
    5,392,671.95x = 21,919,797,898,912.55
  5. Step 5: Solve for x
    x = 21,919,797,898,912.55/5,392,671.95
  6. Step 6: Final answer
    x = 4,064,737.87

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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.