Home / 2,484,911.40-3,727,367.10-1,287,200.85

Finding the Fourth Proportional to 2,484,911.40, 3,727,367.10 and 1,287,200.85

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Solution

The fourth proportional to 2,484,911.40, 3,727,367.10 and 1,287,200.85 is: 1,930,801.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,484,911.40 : 3,727,367.10 = 1,287,200.85 : x
  2. Step 2: Convert to fraction form
    2,484,911.40/3,727,367.10 = 1,287,200.85/x
  3. Step 3: Cross multiply
    2,484,911.40x = 3,727,367.10 × 1,287,200.85
  4. Step 4: Simplify right side
    2,484,911.40x = 4,797,870,099,382.04
  5. Step 5: Solve for x
    x = 4,797,870,099,382.04/2,484,911.40
  6. Step 6: Final answer
    x = 1,930,801.28

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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.