Home / 1,000,613.56-1,380,847.60-541,728.44

Finding the Fourth Proportional to 1,000,613.56, 1,380,847.60 and 541,728.44

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Solution

The fourth proportional to 1,000,613.56, 1,380,847.60 and 541,728.44 is: 747,585.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,000,613.56 : 1,380,847.60 = 541,728.44 : x
  2. Step 2: Convert to fraction form
    1,000,613.56/1,380,847.60 = 541,728.44/x
  3. Step 3: Cross multiply
    1,000,613.56x = 1,380,847.60 × 541,728.44
  4. Step 4: Simplify right side
    1,000,613.56x = 748,044,421,430.75
  5. Step 5: Solve for x
    x = 748,044,421,430.75/1,000,613.56
  6. Step 6: Final answer
    x = 747,585.73

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.