Home / 1,416,077.40-1,956,672.54-1,131,942.36

Finding the Fourth Proportional to 1,416,077.40, 1,956,672.54 and 1,131,942.36

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Solution

The fourth proportional to 1,416,077.40, 1,956,672.54 and 1,131,942.36 is: 1,564,067.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,077.40 : 1,956,672.54 = 1,131,942.36 : x
  2. Step 2: Convert to fraction form
    1,416,077.40/1,956,672.54 = 1,131,942.36/x
  3. Step 3: Cross multiply
    1,416,077.40x = 1,956,672.54 × 1,131,942.36
  4. Step 4: Simplify right side
    1,416,077.40x = 2,214,840,532,674.79
  5. Step 5: Solve for x
    x = 2,214,840,532,674.79/1,416,077.40
  6. Step 6: Final answer
    x = 1,564,067.43

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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.