Home / 1,618,769.76-2,428,153.20-481,527.36

Finding the Fourth Proportional to 1,618,769.76, 2,428,153.20 and 481,527.36

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Solution

The fourth proportional to 1,618,769.76, 2,428,153.20 and 481,527.36 is: 722,290.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,769.76 : 2,428,153.20 = 481,527.36 : x
  2. Step 2: Convert to fraction form
    1,618,769.76/2,428,153.20 = 481,527.36/x
  3. Step 3: Cross multiply
    1,618,769.76x = 2,428,153.20 × 481,527.36
  4. Step 4: Simplify right side
    1,618,769.76x = 1,169,222,200,071.55
  5. Step 5: Solve for x
    x = 1,169,222,200,071.55/1,618,769.76
  6. Step 6: Final answer
    x = 722,290.61

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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.