Home / 3,183,549.90-4,775,324.85-2,175,780.30

Finding the Fourth Proportional to 3,183,549.90, 4,775,324.85 and 2,175,780.30

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Solution

The fourth proportional to 3,183,549.90, 4,775,324.85 and 2,175,780.30 is: 3,263,670.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,183,549.90 : 4,775,324.85 = 2,175,780.30 : x
  2. Step 2: Convert to fraction form
    3,183,549.90/4,775,324.85 = 2,175,780.30/x
  3. Step 3: Cross multiply
    3,183,549.90x = 4,775,324.85 × 2,175,780.30
  4. Step 4: Simplify right side
    3,183,549.90x = 10,390,057,734,730.45
  5. Step 5: Solve for x
    x = 10,390,057,734,730.45/3,183,549.90
  6. Step 6: Final answer
    x = 3,263,670.45

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Double scale
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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.