Home / 3,071,779.38-4,607,144.10-827,392.50

Finding the Fourth Proportional to 3,071,779.38, 4,607,144.10 and 827,392.50

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Solution

The fourth proportional to 3,071,779.38, 4,607,144.10 and 827,392.50 is: 1,240,947.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,779.38 : 4,607,144.10 = 827,392.50 : x
  2. Step 2: Convert to fraction form
    3,071,779.38/4,607,144.10 = 827,392.50/x
  3. Step 3: Cross multiply
    3,071,779.38x = 4,607,144.10 × 827,392.50
  4. Step 4: Simplify right side
    3,071,779.38x = 3,811,916,474,759.25
  5. Step 5: Solve for x
    x = 3,811,916,474,759.25/3,071,779.38
  6. Step 6: Final answer
    x = 1,240,947.35

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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.