Home / 1,401,296.91-2,101,622.77-548,388.78

Finding the Fourth Proportional to 1,401,296.91, 2,101,622.77 and 548,388.78

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Solution

The fourth proportional to 1,401,296.91, 2,101,622.77 and 548,388.78 is: 822,456.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,401,296.91 : 2,101,622.77 = 548,388.78 : x
  2. Step 2: Convert to fraction form
    1,401,296.91/2,101,622.77 = 548,388.78/x
  3. Step 3: Cross multiply
    1,401,296.91x = 2,101,622.77 × 548,388.78
  4. Step 4: Simplify right side
    1,401,296.91x = 1,152,506,346,860.52
  5. Step 5: Solve for x
    x = 1,152,506,346,860.52/1,401,296.91
  6. Step 6: Final answer
    x = 822,456.92

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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.