Home / 3,439,259.40-5,158,889.10-1,738,648.20

Finding the Fourth Proportional to 3,439,259.40, 5,158,889.10 and 1,738,648.20

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Solution

The fourth proportional to 3,439,259.40, 5,158,889.10 and 1,738,648.20 is: 2,607,972.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,259.40 : 5,158,889.10 = 1,738,648.20 : x
  2. Step 2: Convert to fraction form
    3,439,259.40/5,158,889.10 = 1,738,648.20/x
  3. Step 3: Cross multiply
    3,439,259.40x = 5,158,889.10 × 1,738,648.20
  4. Step 4: Simplify right side
    3,439,259.40x = 8,969,493,247,714.62
  5. Step 5: Solve for x
    x = 8,969,493,247,714.62/3,439,259.40
  6. Step 6: Final answer
    x = 2,607,972.30

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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.