Home / 1,401,291.78-2,101,615.08-548,383.65

Finding the Fourth Proportional to 1,401,291.78, 2,101,615.08 and 548,383.65

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Solution

The fourth proportional to 1,401,291.78, 2,101,615.08 and 548,383.65 is: 822,449.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,291.78 : 2,101,615.08 = 548,383.65 : x
  2. Step 2: Convert to fraction form
    1,401,291.78/2,101,615.08 = 548,383.65/x
  3. Step 3: Cross multiply
    1,401,291.78x = 2,101,615.08 × 548,383.65
  4. Step 4: Simplify right side
    1,401,291.78x = 1,152,491,348,465.44
  5. Step 5: Solve for x
    x = 1,152,491,348,465.44/1,401,291.78
  6. Step 6: Final answer
    x = 822,449.23

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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.