Home / 1,435,514.70-2,156,479.65-1,199,318.70

Finding the Fourth Proportional to 1,435,514.70, 2,156,479.65 and 1,199,318.70

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Solution

The fourth proportional to 1,435,514.70, 2,156,479.65 and 1,199,318.70 is: 1,801,657.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,435,514.70 : 2,156,479.65 = 1,199,318.70 : x
  2. Step 2: Convert to fraction form
    1,435,514.70/2,156,479.65 = 1,199,318.70/x
  3. Step 3: Cross multiply
    1,435,514.70x = 2,156,479.65 × 1,199,318.70
  4. Step 4: Simplify right side
    1,435,514.70x = 2,586,306,370,414.45
  5. Step 5: Solve for x
    x = 2,586,306,370,414.45/1,435,514.70
  6. Step 6: Final answer
    x = 1,801,657.88

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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.