Home / 5,189,445.53-7,784,911.16-1,595,514.21

Finding the Fourth Proportional to 5,189,445.53, 7,784,911.16 and 1,595,514.21

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Solution

The fourth proportional to 5,189,445.53, 7,784,911.16 and 1,595,514.21 is: 2,393,499.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,189,445.53 : 7,784,911.16 = 1,595,514.21 : x
  2. Step 2: Convert to fraction form
    5,189,445.53/7,784,911.16 = 1,595,514.21/x
  3. Step 3: Cross multiply
    5,189,445.53x = 7,784,911.16 × 1,595,514.21
  4. Step 4: Simplify right side
    5,189,445.53x = 12,420,936,371,390.01
  5. Step 5: Solve for x
    x = 12,420,936,371,390.01/5,189,445.53
  6. Step 6: Final answer
    x = 2,393,499.71

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Double scale
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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.