Home / 2,128,377.08-3,191,626.10-797,747.96

Finding the Fourth Proportional to 2,128,377.08, 3,191,626.10 and 797,747.96

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Solution

The fourth proportional to 2,128,377.08, 3,191,626.10 and 797,747.96 is: 1,196,269.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,128,377.08 : 3,191,626.10 = 797,747.96 : x
  2. Step 2: Convert to fraction form
    2,128,377.08/3,191,626.10 = 797,747.96/x
  3. Step 3: Cross multiply
    2,128,377.08x = 3,191,626.10 × 797,747.96
  4. Step 4: Simplify right side
    2,128,377.08x = 2,546,113,210,357.76
  5. Step 5: Solve for x
    x = 2,546,113,210,357.76/2,128,377.08
  6. Step 6: Final answer
    x = 1,196,269.79

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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.