Home / 889,672.80-1,334,509.20-846,127.20

Finding the Fourth Proportional to 889,672.80, 1,334,509.20 and 846,127.20

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Solution

The fourth proportional to 889,672.80, 1,334,509.20 and 846,127.20 is: 1,269,190.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,672.80 : 1,334,509.20 = 846,127.20 : x
  2. Step 2: Convert to fraction form
    889,672.80/1,334,509.20 = 846,127.20/x
  3. Step 3: Cross multiply
    889,672.80x = 1,334,509.20 × 846,127.20
  4. Step 4: Simplify right side
    889,672.80x = 1,129,164,532,770.24
  5. Step 5: Solve for x
    x = 1,129,164,532,770.24/889,672.80
  6. Step 6: Final answer
    x = 1,269,190.80

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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.