Home / 1,277,348.75-1,762,660.82-733,101.50

Finding the Fourth Proportional to 1,277,348.75, 1,762,660.82 and 733,101.50

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Solution

The fourth proportional to 1,277,348.75, 1,762,660.82 and 733,101.50 is: 1,011,633.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,348.75 : 1,762,660.82 = 733,101.50 : x
  2. Step 2: Convert to fraction form
    1,277,348.75/1,762,660.82 = 733,101.50/x
  3. Step 3: Cross multiply
    1,277,348.75x = 1,762,660.82 × 733,101.50
  4. Step 4: Simplify right side
    1,277,348.75x = 1,292,209,287,467.72
  5. Step 5: Solve for x
    x = 1,292,209,287,467.72/1,277,348.75
  6. Step 6: Final answer
    x = 1,011,633.89

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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.