Home / 3,947,633.47-5,445,460.20-2,376,671.63

Finding the Fourth Proportional to 3,947,633.47, 5,445,460.20 and 2,376,671.63

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Solution

The fourth proportional to 3,947,633.47, 5,445,460.20 and 2,376,671.63 is: 3,278,437.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,947,633.47 : 5,445,460.20 = 2,376,671.63 : x
  2. Step 2: Convert to fraction form
    3,947,633.47/5,445,460.20 = 2,376,671.63/x
  3. Step 3: Cross multiply
    3,947,633.47x = 5,445,460.20 × 2,376,671.63
  4. Step 4: Simplify right side
    3,947,633.47x = 12,942,070,757,750.77
  5. Step 5: Solve for x
    x = 12,942,070,757,750.77/3,947,633.47
  6. Step 6: Final answer
    x = 3,278,437.79

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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.