Home / 2,880,073.73-4,320,109.22-858,266.04

Finding the Fourth Proportional to 2,880,073.73, 4,320,109.22 and 858,266.04

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Solution

The fourth proportional to 2,880,073.73, 4,320,109.22 and 858,266.04 is: 1,287,398.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,073.73 : 4,320,109.22 = 858,266.04 : x
  2. Step 2: Convert to fraction form
    2,880,073.73/4,320,109.22 = 858,266.04/x
  3. Step 3: Cross multiply
    2,880,073.73x = 4,320,109.22 × 858,266.04
  4. Step 4: Simplify right side
    2,880,073.73x = 3,707,803,044,525.97
  5. Step 5: Solve for x
    x = 3,707,803,044,525.97/2,880,073.73
  6. Step 6: Final answer
    x = 1,287,398.65

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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.