Home / 3,158,599.50-4,359,066.62-1,781,440.74

Finding the Fourth Proportional to 3,158,599.50, 4,359,066.62 and 1,781,440.74

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Solution

The fourth proportional to 3,158,599.50, 4,359,066.62 and 1,781,440.74 is: 2,458,500.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,158,599.50 : 4,359,066.62 = 1,781,440.74 : x
  2. Step 2: Convert to fraction form
    3,158,599.50/4,359,066.62 = 1,781,440.74/x
  3. Step 3: Cross multiply
    3,158,599.50x = 4,359,066.62 × 1,781,440.74
  4. Step 4: Simplify right side
    3,158,599.50x = 7,765,418,834,539.56
  5. Step 5: Solve for x
    x = 7,765,418,834,539.56/3,158,599.50
  6. Step 6: Final answer
    x = 2,458,500.63

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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.