Home / 3,438,216.30-5,157,324.45-914,126.70

Finding the Fourth Proportional to 3,438,216.30, 5,157,324.45 and 914,126.70

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Solution

The fourth proportional to 3,438,216.30, 5,157,324.45 and 914,126.70 is: 1,371,190.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,216.30 : 5,157,324.45 = 914,126.70 : x
  2. Step 2: Convert to fraction form
    3,438,216.30/5,157,324.45 = 914,126.70/x
  3. Step 3: Cross multiply
    3,438,216.30x = 5,157,324.45 × 914,126.70
  4. Step 4: Simplify right side
    3,438,216.30x = 4,714,447,980,307.81
  5. Step 5: Solve for x
    x = 4,714,447,980,307.81/3,438,216.30
  6. Step 6: Final answer
    x = 1,371,190.05

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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.