Home / 1,338,854.47-2,004,852.97-739,149.91

Finding the Fourth Proportional to 1,338,854.47, 2,004,852.97 and 739,149.91

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Solution

The fourth proportional to 1,338,854.47, 2,004,852.97 and 739,149.91 is: 1,106,831.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,854.47 : 2,004,852.97 = 739,149.91 : x
  2. Step 2: Convert to fraction form
    1,338,854.47/2,004,852.97 = 739,149.91/x
  3. Step 3: Cross multiply
    1,338,854.47x = 2,004,852.97 × 739,149.91
  4. Step 4: Simplify right side
    1,338,854.47x = 1,481,886,892,338.73
  5. Step 5: Solve for x
    x = 1,481,886,892,338.73/1,338,854.47
  6. Step 6: Final answer
    x = 1,106,831.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.