Home / 2,080,683.10-3,121,024.65-1,660,779.10

Finding the Fourth Proportional to 2,080,683.10, 3,121,024.65 and 1,660,779.10

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Solution

The fourth proportional to 2,080,683.10, 3,121,024.65 and 1,660,779.10 is: 2,491,168.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,080,683.10 : 3,121,024.65 = 1,660,779.10 : x
  2. Step 2: Convert to fraction form
    2,080,683.10/3,121,024.65 = 1,660,779.10/x
  3. Step 3: Cross multiply
    2,080,683.10x = 3,121,024.65 × 1,660,779.10
  4. Step 4: Simplify right side
    2,080,683.10x = 5,183,332,509,304.82
  5. Step 5: Solve for x
    x = 5,183,332,509,304.82/2,080,683.10
  6. Step 6: Final answer
    x = 2,491,168.65

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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.