Home / 1,277,209.44-1,762,667.28-733,416.48

Finding the Fourth Proportional to 1,277,209.44, 1,762,667.28 and 733,416.48

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Solution

The fourth proportional to 1,277,209.44, 1,762,667.28 and 733,416.48 is: 1,012,182.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,277,209.44 : 1,762,667.28 = 733,416.48 : x
  2. Step 2: Convert to fraction form
    1,277,209.44/1,762,667.28 = 733,416.48/x
  3. Step 3: Cross multiply
    1,277,209.44x = 1,762,667.28 × 733,416.48
  4. Step 4: Simplify right side
    1,277,209.44x = 1,292,769,231,908.77
  5. Step 5: Solve for x
    x = 1,292,769,231,908.77/1,277,209.44
  6. Step 6: Final answer
    x = 1,012,182.65

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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.