Home / 5,241,393.46-7,862,134.20-1,455,171.58

Finding the Fourth Proportional to 5,241,393.46, 7,862,134.20 and 1,455,171.58

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Solution

The fourth proportional to 5,241,393.46, 7,862,134.20 and 1,455,171.58 is: 2,182,769.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,241,393.46 : 7,862,134.20 = 1,455,171.58 : x
  2. Step 2: Convert to fraction form
    5,241,393.46/7,862,134.20 = 1,455,171.58/x
  3. Step 3: Cross multiply
    5,241,393.46x = 7,862,134.20 × 1,455,171.58
  4. Step 4: Simplify right side
    5,241,393.46x = 11,440,754,245,986.04
  5. Step 5: Solve for x
    x = 11,440,754,245,986.04/5,241,393.46
  6. Step 6: Final answer
    x = 2,182,769.59

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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.