Home / 2,281,815.80-3,148,780.94-1,249,123.85

Finding the Fourth Proportional to 2,281,815.80, 3,148,780.94 and 1,249,123.85

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Solution

The fourth proportional to 2,281,815.80, 3,148,780.94 and 1,249,123.85 is: 1,723,722.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,281,815.80 : 3,148,780.94 = 1,249,123.85 : x
  2. Step 2: Convert to fraction form
    2,281,815.80/3,148,780.94 = 1,249,123.85/x
  3. Step 3: Cross multiply
    2,281,815.80x = 3,148,780.94 × 1,249,123.85
  4. Step 4: Simplify right side
    2,281,815.80x = 3,933,217,370,579.42
  5. Step 5: Solve for x
    x = 3,933,217,370,579.42/2,281,815.80
  6. Step 6: Final answer
    x = 1,723,722.56

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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.