Home / 2,261,251.40-3,390,710.70-840,576.20

Finding the Fourth Proportional to 2,261,251.40, 3,390,710.70 and 840,576.20

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Solution

The fourth proportional to 2,261,251.40, 3,390,710.70 and 840,576.20 is: 1,260,430.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,261,251.40 : 3,390,710.70 = 840,576.20 : x
  2. Step 2: Convert to fraction form
    2,261,251.40/3,390,710.70 = 840,576.20/x
  3. Step 3: Cross multiply
    2,261,251.40x = 3,390,710.70 × 840,576.20
  4. Step 4: Simplify right side
    2,261,251.40x = 2,850,150,715,505.34
  5. Step 5: Solve for x
    x = 2,850,150,715,505.34/2,261,251.40
  6. Step 6: Final answer
    x = 1,260,430.71

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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.