Home / 1,738,690.31-2,399,391.01-974,744.03

Finding the Fourth Proportional to 1,738,690.31, 2,399,391.01 and 974,744.03

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Solution

The fourth proportional to 1,738,690.31, 2,399,391.01 and 974,744.03 is: 1,345,145.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,738,690.31 : 2,399,391.01 = 974,744.03 : x
  2. Step 2: Convert to fraction form
    1,738,690.31/2,399,391.01 = 974,744.03/x
  3. Step 3: Cross multiply
    1,738,690.31x = 2,399,391.01 × 974,744.03
  4. Step 4: Simplify right side
    1,738,690.31x = 2,338,792,062,633.17
  5. Step 5: Solve for x
    x = 2,338,792,062,633.17/1,738,690.31
  6. Step 6: Final answer
    x = 1,345,145.85

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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.