Home / 1,790,644.28-2,471,008.55-974,827.26

Finding the Fourth Proportional to 1,790,644.28, 2,471,008.55 and 974,827.26

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Solution

The fourth proportional to 1,790,644.28, 2,471,008.55 and 974,827.26 is: 1,345,217.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,644.28 : 2,471,008.55 = 974,827.26 : x
  2. Step 2: Convert to fraction form
    1,790,644.28/2,471,008.55 = 974,827.26/x
  3. Step 3: Cross multiply
    1,790,644.28x = 2,471,008.55 × 974,827.26
  4. Step 4: Simplify right side
    1,790,644.28x = 2,408,806,489,358.94
  5. Step 5: Solve for x
    x = 2,408,806,489,358.94/1,790,644.28
  6. Step 6: Final answer
    x = 1,345,217.76

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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.