Home / 1,723,519.62-2,373,321.47-1,685,283.57

Finding the Fourth Proportional to 1,723,519.62, 2,373,321.47 and 1,685,283.57

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Solution

The fourth proportional to 1,723,519.62, 2,373,321.47 and 1,685,283.57 is: 2,320,669.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,723,519.62 : 2,373,321.47 = 1,685,283.57 : x
  2. Step 2: Convert to fraction form
    1,723,519.62/2,373,321.47 = 1,685,283.57/x
  3. Step 3: Cross multiply
    1,723,519.62x = 2,373,321.47 × 1,685,283.57
  4. Step 4: Simplify right side
    1,723,519.62x = 3,999,719,671,292.83
  5. Step 5: Solve for x
    x = 3,999,719,671,292.83/1,723,519.62
  6. Step 6: Final answer
    x = 2,320,669.65

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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.