Home / 1,332,178.47-1,998,923.82-622,103.31

Finding the Fourth Proportional to 1,332,178.47, 1,998,923.82 and 622,103.31

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Solution

The fourth proportional to 1,332,178.47, 1,998,923.82 and 622,103.31 is: 933,461.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,178.47 : 1,998,923.82 = 622,103.31 : x
  2. Step 2: Convert to fraction form
    1,332,178.47/1,998,923.82 = 622,103.31/x
  3. Step 3: Cross multiply
    1,332,178.47x = 1,998,923.82 × 622,103.31
  4. Step 4: Simplify right side
    1,332,178.47x = 1,243,537,124,859.84
  5. Step 5: Solve for x
    x = 1,243,537,124,859.84/1,332,178.47
  6. Step 6: Final answer
    x = 933,461.36

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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.