Home / 2,974,479.90-4,104,414.82-1,812,502.65

Finding the Fourth Proportional to 2,974,479.90, 4,104,414.82 and 1,812,502.65

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Solution

The fourth proportional to 2,974,479.90, 4,104,414.82 and 1,812,502.65 is: 2,501,029.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,974,479.90 : 4,104,414.82 = 1,812,502.65 : x
  2. Step 2: Convert to fraction form
    2,974,479.90/4,104,414.82 = 1,812,502.65/x
  3. Step 3: Cross multiply
    2,974,479.90x = 4,104,414.82 × 1,812,502.65
  4. Step 4: Simplify right side
    2,974,479.90x = 7,439,262,755,606.46
  5. Step 5: Solve for x
    x = 7,439,262,755,606.46/2,974,479.90
  6. Step 6: Final answer
    x = 2,501,029.76

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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.