Home / 3,231,284.85-4,847,050.29-1,209,315.87

Finding the Fourth Proportional to 3,231,284.85, 4,847,050.29 and 1,209,315.87

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Solution

The fourth proportional to 3,231,284.85, 4,847,050.29 and 1,209,315.87 is: 1,814,019.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231,284.85 : 4,847,050.29 = 1,209,315.87 : x
  2. Step 2: Convert to fraction form
    3,231,284.85/4,847,050.29 = 1,209,315.87/x
  3. Step 3: Cross multiply
    3,231,284.85x = 4,847,050.29 × 1,209,315.87
  4. Step 4: Simplify right side
    3,231,284.85x = 5,861,614,838,385.10
  5. Step 5: Solve for x
    x = 5,861,614,838,385.10/3,231,284.85
  6. Step 6: Final answer
    x = 1,814,019.84

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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.