Home / 2,729,405.28-4,095,013.92-836,165.28

Finding the Fourth Proportional to 2,729,405.28, 4,095,013.92 and 836,165.28

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Solution

The fourth proportional to 2,729,405.28, 4,095,013.92 and 836,165.28 is: 1,254,525.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,729,405.28 : 4,095,013.92 = 836,165.28 : x
  2. Step 2: Convert to fraction form
    2,729,405.28/4,095,013.92 = 836,165.28/x
  3. Step 3: Cross multiply
    2,729,405.28x = 4,095,013.92 × 836,165.28
  4. Step 4: Simplify right side
    2,729,405.28x = 3,424,108,461,020.70
  5. Step 5: Solve for x
    x = 3,424,108,461,020.70/2,729,405.28
  6. Step 6: Final answer
    x = 1,254,525.48

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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.