Home / 2,981,140.21-4,471,614.97-1,252,925.65

Finding the Fourth Proportional to 2,981,140.21, 4,471,614.97 and 1,252,925.65

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Solution

The fourth proportional to 2,981,140.21, 4,471,614.97 and 1,252,925.65 is: 1,879,348.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,140.21 : 4,471,614.97 = 1,252,925.65 : x
  2. Step 2: Convert to fraction form
    2,981,140.21/4,471,614.97 = 1,252,925.65/x
  3. Step 3: Cross multiply
    2,981,140.21x = 4,471,614.97 × 1,252,925.65
  4. Step 4: Simplify right side
    2,981,140.21x = 5,602,601,064,214.28
  5. Step 5: Solve for x
    x = 5,602,601,064,214.28/2,981,140.21
  6. Step 6: Final answer
    x = 1,879,348.40

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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.