Home / 1,442,052.56-2,163,383.40-543,475.28

Finding the Fourth Proportional to 1,442,052.56, 2,163,383.40 and 543,475.28

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Solution

The fourth proportional to 1,442,052.56, 2,163,383.40 and 543,475.28 is: 815,327.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,442,052.56 : 2,163,383.40 = 543,475.28 : x
  2. Step 2: Convert to fraction form
    1,442,052.56/2,163,383.40 = 543,475.28/x
  3. Step 3: Cross multiply
    1,442,052.56x = 2,163,383.40 × 543,475.28
  4. Step 4: Simplify right side
    1,442,052.56x = 1,175,745,399,062.35
  5. Step 5: Solve for x
    x = 1,175,745,399,062.35/1,442,052.56
  6. Step 6: Final answer
    x = 815,327.70

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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.