Home / 3,438,239.80-5,157,359.70-914,150.20

Finding the Fourth Proportional to 3,438,239.80, 5,157,359.70 and 914,150.20

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Solution

The fourth proportional to 3,438,239.80, 5,157,359.70 and 914,150.20 is: 1,371,225.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,438,239.80 : 5,157,359.70 = 914,150.20 : x
  2. Step 2: Convert to fraction form
    3,438,239.80/5,157,359.70 = 914,150.20/x
  3. Step 3: Cross multiply
    3,438,239.80x = 5,157,359.70 × 914,150.20
  4. Step 4: Simplify right side
    3,438,239.80x = 4,714,601,401,226.94
  5. Step 5: Solve for x
    x = 4,714,601,401,226.94/3,438,239.80
  6. Step 6: Final answer
    x = 1,371,225.30

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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.