Home / 4,982,990.80-7,474,486.20-4,888,512.40

Finding the Fourth Proportional to 4,982,990.80, 7,474,486.20 and 4,888,512.40

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Solution

The fourth proportional to 4,982,990.80, 7,474,486.20 and 4,888,512.40 is: 7,332,768.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,982,990.80 : 7,474,486.20 = 4,888,512.40 : x
  2. Step 2: Convert to fraction form
    4,982,990.80/7,474,486.20 = 4,888,512.40/x
  3. Step 3: Cross multiply
    4,982,990.80x = 7,474,486.20 × 4,888,512.40
  4. Step 4: Simplify right side
    4,982,990.80x = 36,539,118,472,328.88
  5. Step 5: Solve for x
    x = 36,539,118,472,328.88/4,982,990.80
  6. Step 6: Final answer
    x = 7,332,768.60

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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.