Home / 3,121,818.80-4,686,227.40-2,414,980.40

Finding the Fourth Proportional to 3,121,818.80, 4,686,227.40 and 2,414,980.40

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Solution

The fourth proportional to 3,121,818.80, 4,686,227.40 and 2,414,980.40 is: 3,625,177.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,818.80 : 4,686,227.40 = 2,414,980.40 : x
  2. Step 2: Convert to fraction form
    3,121,818.80/4,686,227.40 = 2,414,980.40/x
  3. Step 3: Cross multiply
    3,121,818.80x = 4,686,227.40 × 2,414,980.40
  4. Step 4: Simplify right side
    3,121,818.80x = 11,317,147,320,942.96
  5. Step 5: Solve for x
    x = 11,317,147,320,942.96/3,121,818.80
  6. Step 6: Final answer
    x = 3,625,177.52

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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.