Home / 3,174,805.28-4,381,310.40-1,724,500.28

Finding the Fourth Proportional to 3,174,805.28, 4,381,310.40 and 1,724,500.28

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Solution

The fourth proportional to 3,174,805.28, 4,381,310.40 and 1,724,500.28 is: 2,379,853.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,174,805.28 : 4,381,310.40 = 1,724,500.28 : x
  2. Step 2: Convert to fraction form
    3,174,805.28/4,381,310.40 = 1,724,500.28/x
  3. Step 3: Cross multiply
    3,174,805.28x = 4,381,310.40 × 1,724,500.28
  4. Step 4: Simplify right side
    3,174,805.28x = 7,555,571,011,566.91
  5. Step 5: Solve for x
    x = 7,555,571,011,566.91/3,174,805.28
  6. Step 6: Final answer
    x = 2,379,853.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.