Home / 1,366,586.10-2,049,879.15-1,293,102.90

Finding the Fourth Proportional to 1,366,586.10, 2,049,879.15 and 1,293,102.90

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Solution

The fourth proportional to 1,366,586.10, 2,049,879.15 and 1,293,102.90 is: 1,939,654.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,366,586.10 : 2,049,879.15 = 1,293,102.90 : x
  2. Step 2: Convert to fraction form
    1,366,586.10/2,049,879.15 = 1,293,102.90/x
  3. Step 3: Cross multiply
    1,366,586.10x = 2,049,879.15 × 1,293,102.90
  4. Step 4: Simplify right side
    1,366,586.10x = 2,650,704,673,514.53
  5. Step 5: Solve for x
    x = 2,650,704,673,514.53/1,366,586.10
  6. Step 6: Final answer
    x = 1,939,654.35

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Double scale
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Similar ratio
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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.