Home / 2,623,351.76-3,620,176.82-1,429,897.28

Finding the Fourth Proportional to 2,623,351.76, 3,620,176.82 and 1,429,897.28

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Solution

The fourth proportional to 2,623,351.76, 3,620,176.82 and 1,429,897.28 is: 1,973,231.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,623,351.76 : 3,620,176.82 = 1,429,897.28 : x
  2. Step 2: Convert to fraction form
    2,623,351.76/3,620,176.82 = 1,429,897.28/x
  3. Step 3: Cross multiply
    2,623,351.76x = 3,620,176.82 × 1,429,897.28
  4. Step 4: Simplify right side
    2,623,351.76x = 5,176,480,962,786.68
  5. Step 5: Solve for x
    x = 5,176,480,962,786.68/2,623,351.76
  6. Step 6: Final answer
    x = 1,973,231.75

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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.