Home / 2,478,515.40-3,718,148.31-880,698.60

Finding the Fourth Proportional to 2,478,515.40, 3,718,148.31 and 880,698.60

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Solution

The fourth proportional to 2,478,515.40, 3,718,148.31 and 880,698.60 is: 1,321,181.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,478,515.40 : 3,718,148.31 = 880,698.60 : x
  2. Step 2: Convert to fraction form
    2,478,515.40/3,718,148.31 = 880,698.60/x
  3. Step 3: Cross multiply
    2,478,515.40x = 3,718,148.31 × 880,698.60
  4. Step 4: Simplify right side
    2,478,515.40x = 3,274,568,011,209.37
  5. Step 5: Solve for x
    x = 3,274,568,011,209.37/2,478,515.40
  6. Step 6: Final answer
    x = 1,321,181.22

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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.