Home / 3,712,076.46-5,123,383.98-2,420,674.83

Finding the Fourth Proportional to 3,712,076.46, 5,123,383.98 and 2,420,674.83

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Solution

The fourth proportional to 3,712,076.46, 5,123,383.98 and 2,420,674.83 is: 3,340,999.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,712,076.46 : 5,123,383.98 = 2,420,674.83 : x
  2. Step 2: Convert to fraction form
    3,712,076.46/5,123,383.98 = 2,420,674.83/x
  3. Step 3: Cross multiply
    3,712,076.46x = 5,123,383.98 × 2,420,674.83
  4. Step 4: Simplify right side
    3,712,076.46x = 12,402,046,644,811.22
  5. Step 5: Solve for x
    x = 12,402,046,644,811.22/3,712,076.46
  6. Step 6: Final answer
    x = 3,340,999.78

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1.5x scale

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.