Home / 3,160,767.30-4,739,230.98-1,239,376.50

Finding the Fourth Proportional to 3,160,767.30, 4,739,230.98 and 1,239,376.50

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Solution

The fourth proportional to 3,160,767.30, 4,739,230.98 and 1,239,376.50 is: 1,858,311.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,160,767.30 : 4,739,230.98 = 1,239,376.50 : x
  2. Step 2: Convert to fraction form
    3,160,767.30/4,739,230.98 = 1,239,376.50/x
  3. Step 3: Cross multiply
    3,160,767.30x = 4,739,230.98 × 1,239,376.50
  4. Step 4: Simplify right side
    3,160,767.30x = 5,873,691,504,683.97
  5. Step 5: Solve for x
    x = 5,873,691,504,683.97/3,160,767.30
  6. Step 6: Final answer
    x = 1,858,311.91

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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.