Home / 889,713.20-1,334,569.80-848,378.90

Finding the Fourth Proportional to 889,713.20, 1,334,569.80 and 848,378.90

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Solution

The fourth proportional to 889,713.20, 1,334,569.80 and 848,378.90 is: 1,272,568.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,713.20 : 1,334,569.80 = 848,378.90 : x
  2. Step 2: Convert to fraction form
    889,713.20/1,334,569.80 = 848,378.90/x
  3. Step 3: Cross multiply
    889,713.20x = 1,334,569.80 × 848,378.90
  4. Step 4: Simplify right side
    889,713.20x = 1,132,220,858,897.22
  5. Step 5: Solve for x
    x = 1,132,220,858,897.22/889,713.20
  6. Step 6: Final answer
    x = 1,272,568.35

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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.