Home / 2,077,353.30-3,115,592.55-879,314.70

Finding the Fourth Proportional to 2,077,353.30, 3,115,592.55 and 879,314.70

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Solution

The fourth proportional to 2,077,353.30, 3,115,592.55 and 879,314.70 is: 1,318,786.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,353.30 : 3,115,592.55 = 879,314.70 : x
  2. Step 2: Convert to fraction form
    2,077,353.30/3,115,592.55 = 879,314.70/x
  3. Step 3: Cross multiply
    2,077,353.30x = 3,115,592.55 × 879,314.70
  4. Step 4: Simplify right side
    2,077,353.30x = 2,739,586,328,425.49
  5. Step 5: Solve for x
    x = 2,739,586,328,425.49/2,077,353.30
  6. Step 6: Final answer
    x = 1,318,786.90

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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.