Home / 3,121,488.28-4,682,232.42-877,626.28

Finding the Fourth Proportional to 3,121,488.28, 4,682,232.42 and 877,626.28

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Solution

The fourth proportional to 3,121,488.28, 4,682,232.42 and 877,626.28 is: 1,316,439.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,488.28 : 4,682,232.42 = 877,626.28 : x
  2. Step 2: Convert to fraction form
    3,121,488.28/4,682,232.42 = 877,626.28/x
  3. Step 3: Cross multiply
    3,121,488.28x = 4,682,232.42 × 877,626.28
  4. Step 4: Simplify right side
    3,121,488.28x = 4,109,250,220,860.00
  5. Step 5: Solve for x
    x = 4,109,250,220,860.00/3,121,488.28
  6. Step 6: Final answer
    x = 1,316,439.42

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Similar ratio
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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.