Home / 3,969,681.46-5,952,124.80-1,780,850.31

Finding the Fourth Proportional to 3,969,681.46, 5,952,124.80 and 1,780,850.31

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Solution

The fourth proportional to 3,969,681.46, 5,952,124.80 and 1,780,850.31 is: 2,670,199.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,969,681.46 : 5,952,124.80 = 1,780,850.31 : x
  2. Step 2: Convert to fraction form
    3,969,681.46/5,952,124.80 = 1,780,850.31/x
  3. Step 3: Cross multiply
    3,969,681.46x = 5,952,124.80 × 1,780,850.31
  4. Step 4: Simplify right side
    3,969,681.46x = 10,599,843,295,238.69
  5. Step 5: Solve for x
    x = 10,599,843,295,238.69/3,969,681.46
  6. Step 6: Final answer
    x = 2,670,199.96

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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.