Home / 888,010.80-1,332,113.40-860,017.20

Finding the Fourth Proportional to 888,010.80, 1,332,113.40 and 860,017.20

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Solution

The fourth proportional to 888,010.80, 1,332,113.40 and 860,017.20 is: 1,290,119.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    888,010.80 : 1,332,113.40 = 860,017.20 : x
  2. Step 2: Convert to fraction form
    888,010.80/1,332,113.40 = 860,017.20/x
  3. Step 3: Cross multiply
    888,010.80x = 1,332,113.40 × 860,017.20
  4. Step 4: Simplify right side
    888,010.80x = 1,145,640,436,350.48
  5. Step 5: Solve for x
    x = 1,145,640,436,350.48/888,010.80
  6. Step 6: Final answer
    x = 1,290,119.94

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1.5x scale

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.