Home / 889,748.80-1,334,623.20-880,417.60

Finding the Fourth Proportional to 889,748.80, 1,334,623.20 and 880,417.60

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Solution

The fourth proportional to 889,748.80, 1,334,623.20 and 880,417.60 is: 1,320,626.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    889,748.80 : 1,334,623.20 = 880,417.60 : x
  2. Step 2: Convert to fraction form
    889,748.80/1,334,623.20 = 880,417.60/x
  3. Step 3: Cross multiply
    889,748.80x = 1,334,623.20 × 880,417.60
  4. Step 4: Simplify right side
    889,748.80x = 1,175,025,754,648.32
  5. Step 5: Solve for x
    x = 1,175,025,754,648.32/889,748.80
  6. Step 6: Final answer
    x = 1,320,626.40

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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.