Home / 2,174,635.85-3,261,122.70-715,342.77

Finding the Fourth Proportional to 2,174,635.85, 3,261,122.70 and 715,342.77

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Solution

The fourth proportional to 2,174,635.85, 3,261,122.70 and 715,342.77 is: 1,072,740.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,174,635.85 : 3,261,122.70 = 715,342.77 : x
  2. Step 2: Convert to fraction form
    2,174,635.85/3,261,122.70 = 715,342.77/x
  3. Step 3: Cross multiply
    2,174,635.85x = 3,261,122.70 × 715,342.77
  4. Step 4: Simplify right side
    2,174,635.85x = 2,332,820,545,527.88
  5. Step 5: Solve for x
    x = 2,332,820,545,527.88/2,174,635.85
  6. Step 6: Final answer
    x = 1,072,740.78

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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.