Home / 1,246,519.51-1,720,333.60-723,345.37

Finding the Fourth Proportional to 1,246,519.51, 1,720,333.60 and 723,345.37

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Solution

The fourth proportional to 1,246,519.51, 1,720,333.60 and 723,345.37 is: 998,295.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,246,519.51 : 1,720,333.60 = 723,345.37 : x
  2. Step 2: Convert to fraction form
    1,246,519.51/1,720,333.60 = 723,345.37/x
  3. Step 3: Cross multiply
    1,246,519.51x = 1,720,333.60 × 723,345.37
  4. Step 4: Simplify right side
    1,246,519.51x = 1,244,395,338,306.23
  5. Step 5: Solve for x
    x = 1,244,395,338,306.23/1,246,519.51
  6. Step 6: Final answer
    x = 998,295.92

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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.