Home / 889,721.20-1,334,581.80-848,249.20

Finding the Fourth Proportional to 889,721.20, 1,334,581.80 and 848,249.20

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Solution

The fourth proportional to 889,721.20, 1,334,581.80 and 848,249.20 is: 1,272,373.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,721.20 : 1,334,581.80 = 848,249.20 : x
  2. Step 2: Convert to fraction form
    889,721.20/1,334,581.80 = 848,249.20/x
  3. Step 3: Cross multiply
    889,721.20x = 1,334,581.80 × 848,249.20
  4. Step 4: Simplify right side
    889,721.20x = 1,132,057,944,184.56
  5. Step 5: Solve for x
    x = 1,132,057,944,184.56/889,721.20
  6. Step 6: Final answer
    x = 1,272,373.80

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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.