Home / 1,148,680.02-1,723,020.42-516,855.72

Finding the Fourth Proportional to 1,148,680.02, 1,723,020.42 and 516,855.72

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Solution

The fourth proportional to 1,148,680.02, 1,723,020.42 and 516,855.72 is: 775,283.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,148,680.02 : 1,723,020.42 = 516,855.72 : x
  2. Step 2: Convert to fraction form
    1,148,680.02/1,723,020.42 = 516,855.72/x
  3. Step 3: Cross multiply
    1,148,680.02x = 1,723,020.42 × 516,855.72
  4. Step 4: Simplify right side
    1,148,680.02x = 890,552,959,753.80
  5. Step 5: Solve for x
    x = 890,552,959,753.80/1,148,680.02
  6. Step 6: Final answer
    x = 775,283.76

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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.