Home / 2,954,491.72-4,430,862.78-824,062.12

Finding the Fourth Proportional to 2,954,491.72, 4,430,862.78 and 824,062.12

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Solution

The fourth proportional to 2,954,491.72, 4,430,862.78 and 824,062.12 is: 1,235,849.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,954,491.72 : 4,430,862.78 = 824,062.12 : x
  2. Step 2: Convert to fraction form
    2,954,491.72/4,430,862.78 = 824,062.12/x
  3. Step 3: Cross multiply
    2,954,491.72x = 4,430,862.78 × 824,062.12
  4. Step 4: Simplify right side
    2,954,491.72x = 3,651,306,175,915.89
  5. Step 5: Solve for x
    x = 3,651,306,175,915.89/2,954,491.72
  6. Step 6: Final answer
    x = 1,235,849.18

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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.