Home / 3,157,188.60-4,734,994.68-1,238,489.76

Finding the Fourth Proportional to 3,157,188.60, 4,734,994.68 and 1,238,489.76

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Solution

The fourth proportional to 3,157,188.60, 4,734,994.68 and 1,238,489.76 is: 1,857,425.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,188.60 : 4,734,994.68 = 1,238,489.76 : x
  2. Step 2: Convert to fraction form
    3,157,188.60/4,734,994.68 = 1,238,489.76/x
  3. Step 3: Cross multiply
    3,157,188.60x = 4,734,994.68 × 1,238,489.76
  4. Step 4: Simplify right side
    3,157,188.60x = 5,864,242,424,834.48
  5. Step 5: Solve for x
    x = 5,864,242,424,834.48/3,157,188.60
  6. Step 6: Final answer
    x = 1,857,425.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.