Home / 2,746,000.80-4,119,001.20-948,286.80

Finding the Fourth Proportional to 2,746,000.80, 4,119,001.20 and 948,286.80

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Solution

The fourth proportional to 2,746,000.80, 4,119,001.20 and 948,286.80 is: 1,422,430.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,746,000.80 : 4,119,001.20 = 948,286.80 : x
  2. Step 2: Convert to fraction form
    2,746,000.80/4,119,001.20 = 948,286.80/x
  3. Step 3: Cross multiply
    2,746,000.80x = 4,119,001.20 × 948,286.80
  4. Step 4: Simplify right side
    2,746,000.80x = 3,905,994,467,144.16
  5. Step 5: Solve for x
    x = 3,905,994,467,144.16/2,746,000.80
  6. Step 6: Final answer
    x = 1,422,430.20

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Similar ratio
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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.