Home / 1,979,594.76-2,731,842.58-1,074,176.76

Finding the Fourth Proportional to 1,979,594.76, 2,731,842.58 and 1,074,176.76

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Solution

The fourth proportional to 1,979,594.76, 2,731,842.58 and 1,074,176.76 is: 1,482,364.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,594.76 : 2,731,842.58 = 1,074,176.76 : x
  2. Step 2: Convert to fraction form
    1,979,594.76/2,731,842.58 = 1,074,176.76/x
  3. Step 3: Cross multiply
    1,979,594.76x = 2,731,842.58 × 1,074,176.76
  4. Step 4: Simplify right side
    1,979,594.76x = 2,934,481,811,414.44
  5. Step 5: Solve for x
    x = 2,934,481,811,414.44/1,979,594.76
  6. Step 6: Final answer
    x = 1,482,364.91

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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.