Home / 2,178,737.70-3,268,106.55-1,233,953.70

Finding the Fourth Proportional to 2,178,737.70, 3,268,106.55 and 1,233,953.70

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Solution

The fourth proportional to 2,178,737.70, 3,268,106.55 and 1,233,953.70 is: 1,850,930.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,178,737.70 : 3,268,106.55 = 1,233,953.70 : x
  2. Step 2: Convert to fraction form
    2,178,737.70/3,268,106.55 = 1,233,953.70/x
  3. Step 3: Cross multiply
    2,178,737.70x = 3,268,106.55 × 1,233,953.70
  4. Step 4: Simplify right side
    2,178,737.70x = 4,032,692,169,366.73
  5. Step 5: Solve for x
    x = 4,032,692,169,366.73/2,178,737.70
  6. Step 6: Final answer
    x = 1,850,930.55

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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.