Home / 3,241,381.80-4,865,123.56-1,645,090.50

Finding the Fourth Proportional to 3,241,381.80, 4,865,123.56 and 1,645,090.50

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Solution

The fourth proportional to 3,241,381.80, 4,865,123.56 and 1,645,090.50 is: 2,469,184.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,241,381.80 : 4,865,123.56 = 1,645,090.50 : x
  2. Step 2: Convert to fraction form
    3,241,381.80/4,865,123.56 = 1,645,090.50/x
  3. Step 3: Cross multiply
    3,241,381.80x = 4,865,123.56 × 1,645,090.50
  4. Step 4: Simplify right side
    3,241,381.80x = 8,003,568,549,882.18
  5. Step 5: Solve for x
    x = 8,003,568,549,882.18/3,241,381.80
  6. Step 6: Final answer
    x = 2,469,184.15

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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.