Home / 4,305,816.80-6,458,725.20-1,314,000.80

Finding the Fourth Proportional to 4,305,816.80, 6,458,725.20 and 1,314,000.80

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Solution

The fourth proportional to 4,305,816.80, 6,458,725.20 and 1,314,000.80 is: 1,971,001.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,305,816.80 : 6,458,725.20 = 1,314,000.80 : x
  2. Step 2: Convert to fraction form
    4,305,816.80/6,458,725.20 = 1,314,000.80/x
  3. Step 3: Cross multiply
    4,305,816.80x = 6,458,725.20 × 1,314,000.80
  4. Step 4: Simplify right side
    4,305,816.80x = 8,486,770,079,780.16
  5. Step 5: Solve for x
    x = 8,486,770,079,780.16/4,305,816.80
  6. Step 6: Final answer
    x = 1,971,001.20

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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.