Home / 1,737,291.87-2,605,975.65-1,222,854.78

Finding the Fourth Proportional to 1,737,291.87, 2,605,975.65 and 1,222,854.78

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Solution

The fourth proportional to 1,737,291.87, 2,605,975.65 and 1,222,854.78 is: 1,834,308.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,737,291.87 : 2,605,975.65 = 1,222,854.78 : x
  2. Step 2: Convert to fraction form
    1,737,291.87/2,605,975.65 = 1,222,854.78/x
  3. Step 3: Cross multiply
    1,737,291.87x = 2,605,975.65 × 1,222,854.78
  4. Step 4: Simplify right side
    1,737,291.87x = 3,186,729,780,166.11
  5. Step 5: Solve for x
    x = 3,186,729,780,166.11/1,737,291.87
  6. Step 6: Final answer
    x = 1,834,308.81

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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.