Home / 1,493,903.25-2,061,586.49-814,839.75

Finding the Fourth Proportional to 1,493,903.25, 2,061,586.49 and 814,839.75

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Solution

The fourth proportional to 1,493,903.25, 2,061,586.49 and 814,839.75 is: 1,124,478.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,493,903.25 : 2,061,586.49 = 814,839.75 : x
  2. Step 2: Convert to fraction form
    1,493,903.25/2,061,586.49 = 814,839.75/x
  3. Step 3: Cross multiply
    1,493,903.25x = 2,061,586.49 × 814,839.75
  4. Step 4: Simplify right side
    1,493,903.25x = 1,679,862,616,040.78
  5. Step 5: Solve for x
    x = 1,679,862,616,040.78/1,493,903.25
  6. Step 6: Final answer
    x = 1,124,478.86

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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.