Home / 3,168,561.65-4,372,616.23-1,718,256.69

Finding the Fourth Proportional to 3,168,561.65, 4,372,616.23 and 1,718,256.69

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Solution

The fourth proportional to 3,168,561.65, 4,372,616.23 and 1,718,256.69 is: 2,371,194.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,561.65 : 4,372,616.23 = 1,718,256.69 : x
  2. Step 2: Convert to fraction form
    3,168,561.65/4,372,616.23 = 1,718,256.69/x
  3. Step 3: Cross multiply
    3,168,561.65x = 4,372,616.23 × 1,718,256.69
  4. Step 4: Simplify right side
    3,168,561.65x = 7,513,277,098,735.69
  5. Step 5: Solve for x
    x = 7,513,277,098,735.69/3,168,561.65
  6. Step 6: Final answer
    x = 2,371,194.86

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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.