Home / 5,254,528-7,251,246.72-2,840,080

Finding the Fourth Proportional to 5,254,528, 7,251,246.72 and 2,840,080

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Solution

The fourth proportional to 5,254,528, 7,251,246.72 and 2,840,080 is: 3,919,309.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,254,528 : 7,251,246.72 = 2,840,080 : x
  2. Step 2: Convert to fraction form
    5,254,528/7,251,246.72 = 2,840,080/x
  3. Step 3: Cross multiply
    5,254,528x = 7,251,246.72 × 2,840,080
  4. Step 4: Simplify right side
    5,254,528x = 20,594,120,784,537.60
  5. Step 5: Solve for x
    x = 20,594,120,784,537.60/5,254,528
  6. Step 6: Final answer
    x = 3,919,309.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.