Home / 1,641,423.42-2,263,378.95-1,067,399.10

Finding the Fourth Proportional to 1,641,423.42, 2,263,378.95 and 1,067,399.10

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Solution

The fourth proportional to 1,641,423.42, 2,263,378.95 and 1,067,399.10 is: 1,471,849.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,641,423.42 : 2,263,378.95 = 1,067,399.10 : x
  2. Step 2: Convert to fraction form
    1,641,423.42/2,263,378.95 = 1,067,399.10/x
  3. Step 3: Cross multiply
    1,641,423.42x = 2,263,378.95 × 1,067,399.10
  4. Step 4: Simplify right side
    1,641,423.42x = 2,415,928,654,188.95
  5. Step 5: Solve for x
    x = 2,415,928,654,188.95/1,641,423.42
  6. Step 6: Final answer
    x = 1,471,849.75

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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.