Home / 2,159,222.07-3,236,665.54-738,306.39

Finding the Fourth Proportional to 2,159,222.07, 3,236,665.54 and 738,306.39

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Solution

The fourth proportional to 2,159,222.07, 3,236,665.54 and 738,306.39 is: 1,106,718.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,159,222.07 : 3,236,665.54 = 738,306.39 : x
  2. Step 2: Convert to fraction form
    2,159,222.07/3,236,665.54 = 738,306.39/x
  3. Step 3: Cross multiply
    2,159,222.07x = 3,236,665.54 × 738,306.39
  4. Step 4: Simplify right side
    2,159,222.07x = 2,389,650,850,474.80
  5. Step 5: Solve for x
    x = 2,389,650,850,474.80/2,159,222.07
  6. Step 6: Final answer
    x = 1,106,718.43

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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.