Home / 4,819,615.56-7,229,127.56-1,979,654.04

Finding the Fourth Proportional to 4,819,615.56, 7,229,127.56 and 1,979,654.04

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Solution

The fourth proportional to 4,819,615.56, 7,229,127.56 and 1,979,654.04 is: 2,969,359.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,819,615.56 : 7,229,127.56 = 1,979,654.04 : x
  2. Step 2: Convert to fraction form
    4,819,615.56/7,229,127.56 = 1,979,654.04/x
  3. Step 3: Cross multiply
    4,819,615.56x = 7,229,127.56 × 1,979,654.04
  4. Step 4: Simplify right side
    4,819,615.56x = 14,311,171,569,931.07
  5. Step 5: Solve for x
    x = 14,311,171,569,931.07/4,819,615.56
  6. Step 6: Final answer
    x = 2,969,359.57

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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.