Home / 2,009,002.32-3,013,751.28-660,818.88

Finding the Fourth Proportional to 2,009,002.32, 3,013,751.28 and 660,818.88

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Solution

The fourth proportional to 2,009,002.32, 3,013,751.28 and 660,818.88 is: 991,309.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,009,002.32 : 3,013,751.28 = 660,818.88 : x
  2. Step 2: Convert to fraction form
    2,009,002.32/3,013,751.28 = 660,818.88/x
  3. Step 3: Cross multiply
    2,009,002.32x = 3,013,751.28 × 660,818.88
  4. Step 4: Simplify right side
    2,009,002.32x = 1,991,543,745,448.17
  5. Step 5: Solve for x
    x = 1,991,543,745,448.17/2,009,002.32
  6. Step 6: Final answer
    x = 991,309.83

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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.