Home / 1,676,764.28-2,313,898.09-979,164.94

Finding the Fourth Proportional to 1,676,764.28, 2,313,898.09 and 979,164.94

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Solution

The fourth proportional to 1,676,764.28, 2,313,898.09 and 979,164.94 is: 1,351,226.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,676,764.28 : 2,313,898.09 = 979,164.94 : x
  2. Step 2: Convert to fraction form
    1,676,764.28/2,313,898.09 = 979,164.94/x
  3. Step 3: Cross multiply
    1,676,764.28x = 2,313,898.09 × 979,164.94
  4. Step 4: Simplify right side
    1,676,764.28x = 2,265,687,879,565.14
  5. Step 5: Solve for x
    x = 2,265,687,879,565.14/1,676,764.28
  6. Step 6: Final answer
    x = 1,351,226.24

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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.