Home / 2,199,212.10-3,298,818.15-2,039,779.80

Finding the Fourth Proportional to 2,199,212.10, 3,298,818.15 and 2,039,779.80

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Solution

The fourth proportional to 2,199,212.10, 3,298,818.15 and 2,039,779.80 is: 3,059,669.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,199,212.10 : 3,298,818.15 = 2,039,779.80 : x
  2. Step 2: Convert to fraction form
    2,199,212.10/3,298,818.15 = 2,039,779.80/x
  3. Step 3: Cross multiply
    2,199,212.10x = 3,298,818.15 × 2,039,779.80
  4. Step 4: Simplify right side
    2,199,212.10x = 6,728,862,626,243.37
  5. Step 5: Solve for x
    x = 6,728,862,626,243.37/2,199,212.10
  6. Step 6: Final answer
    x = 3,059,669.70

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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.