Home / 1,361,251.20-2,041,876.80-1,148,674.80

Finding the Fourth Proportional to 1,361,251.20, 2,041,876.80 and 1,148,674.80

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Solution

The fourth proportional to 1,361,251.20, 2,041,876.80 and 1,148,674.80 is: 1,723,012.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,361,251.20 : 2,041,876.80 = 1,148,674.80 : x
  2. Step 2: Convert to fraction form
    1,361,251.20/2,041,876.80 = 1,148,674.80/x
  3. Step 3: Cross multiply
    1,361,251.20x = 2,041,876.80 × 1,148,674.80
  4. Step 4: Simplify right side
    1,361,251.20x = 2,345,452,424,864.64
  5. Step 5: Solve for x
    x = 2,345,452,424,864.64/1,361,251.20
  6. Step 6: Final answer
    x = 1,723,012.20

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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.