Home / 2,991,250.70-4,127,904.38-1,633,123.70

Finding the Fourth Proportional to 2,991,250.70, 4,127,904.38 and 1,633,123.70

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Solution

The fourth proportional to 2,991,250.70, 4,127,904.38 and 1,633,123.70 is: 2,253,698.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,250.70 : 4,127,904.38 = 1,633,123.70 : x
  2. Step 2: Convert to fraction form
    2,991,250.70/4,127,904.38 = 1,633,123.70/x
  3. Step 3: Cross multiply
    2,991,250.70x = 4,127,904.38 × 1,633,123.70
  4. Step 4: Simplify right side
    2,991,250.70x = 6,741,378,474,311.81
  5. Step 5: Solve for x
    x = 6,741,378,474,311.81/2,991,250.70
  6. Step 6: Final answer
    x = 2,253,698.92

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.