Home / 2,592,117.20-3,888,175.80-908,613.20

Finding the Fourth Proportional to 2,592,117.20, 3,888,175.80 and 908,613.20

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Solution

The fourth proportional to 2,592,117.20, 3,888,175.80 and 908,613.20 is: 1,362,919.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,592,117.20 : 3,888,175.80 = 908,613.20 : x
  2. Step 2: Convert to fraction form
    2,592,117.20/3,888,175.80 = 908,613.20/x
  3. Step 3: Cross multiply
    2,592,117.20x = 3,888,175.80 × 908,613.20
  4. Step 4: Simplify right side
    2,592,117.20x = 3,532,847,855,800.56
  5. Step 5: Solve for x
    x = 3,532,847,855,800.56/2,592,117.20
  6. Step 6: Final answer
    x = 1,362,919.80

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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.