Home / 3,126,153.18-4,689,142.26-996,365.10

Finding the Fourth Proportional to 3,126,153.18, 4,689,142.26 and 996,365.10

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Solution

The fourth proportional to 3,126,153.18, 4,689,142.26 and 996,365.10 is: 1,494,519.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,126,153.18 : 4,689,142.26 = 996,365.10 : x
  2. Step 2: Convert to fraction form
    3,126,153.18/4,689,142.26 = 996,365.10/x
  3. Step 3: Cross multiply
    3,126,153.18x = 4,689,142.26 × 996,365.10
  4. Step 4: Simplify right side
    3,126,153.18x = 4,672,097,696,799.13
  5. Step 5: Solve for x
    x = 4,672,097,696,799.13/3,126,153.18
  6. Step 6: Final answer
    x = 1,494,519.76

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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.