Home / 5,165,976.81-7,750,086.25-1,571,650.34

Finding the Fourth Proportional to 5,165,976.81, 7,750,086.25 and 1,571,650.34

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Solution

The fourth proportional to 5,165,976.81, 7,750,086.25 and 1,571,650.34 is: 2,357,816.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,165,976.81 : 7,750,086.25 = 1,571,650.34 : x
  2. Step 2: Convert to fraction form
    5,165,976.81/7,750,086.25 = 1,571,650.34/x
  3. Step 3: Cross multiply
    5,165,976.81x = 7,750,086.25 × 1,571,650.34
  4. Step 4: Simplify right side
    5,165,976.81x = 12,180,425,689,841.83
  5. Step 5: Solve for x
    x = 12,180,425,689,841.83/5,165,976.81
  6. Step 6: Final answer
    x = 2,357,816.56

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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.