Home / 3,890,437.96-5,369,700.18-2,281,324.36

Finding the Fourth Proportional to 3,890,437.96, 5,369,700.18 and 2,281,324.36

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Solution

The fourth proportional to 3,890,437.96, 5,369,700.18 and 2,281,324.36 is: 3,148,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,890,437.96 : 5,369,700.18 = 2,281,324.36 : x
  2. Step 2: Convert to fraction form
    3,890,437.96/5,369,700.18 = 2,281,324.36/x
  3. Step 3: Cross multiply
    3,890,437.96x = 5,369,700.18 × 2,281,324.36
  4. Step 4: Simplify right side
    3,890,437.96x = 12,250,027,826,530.38
  5. Step 5: Solve for x
    x = 12,250,027,826,530.38/3,890,437.96
  6. Step 6: Final answer
    x = 3,148,752.90

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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.