Home / 1,246,659.17-1,720,315.67-723,329.33

Finding the Fourth Proportional to 1,246,659.17, 1,720,315.67 and 723,329.33

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Solution

The fourth proportional to 1,246,659.17, 1,720,315.67 and 723,329.33 is: 998,151.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,659.17 : 1,720,315.67 = 723,329.33 : x
  2. Step 2: Convert to fraction form
    1,246,659.17/1,720,315.67 = 723,329.33/x
  3. Step 3: Cross multiply
    1,246,659.17x = 1,720,315.67 × 723,329.33
  4. Step 4: Simplify right side
    1,246,659.17x = 1,244,354,768,751.38
  5. Step 5: Solve for x
    x = 1,244,354,768,751.38/1,246,659.17
  6. Step 6: Final answer
    x = 998,151.54

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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.