Home / 2,686,944.76-3,707,815.80-1,479,720.76

Finding the Fourth Proportional to 2,686,944.76, 3,707,815.80 and 1,479,720.76

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Solution

The fourth proportional to 2,686,944.76, 3,707,815.80 and 1,479,720.76 is: 2,041,922.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,686,944.76 : 3,707,815.80 = 1,479,720.76 : x
  2. Step 2: Convert to fraction form
    2,686,944.76/3,707,815.80 = 1,479,720.76/x
  3. Step 3: Cross multiply
    2,686,944.76x = 3,707,815.80 × 1,479,720.76
  4. Step 4: Simplify right side
    2,686,944.76x = 5,486,532,009,795.42
  5. Step 5: Solve for x
    x = 5,486,532,009,795.42/2,686,944.76
  6. Step 6: Final answer
    x = 2,041,922.15

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.