Home / 3,010,890.73-4,515,384.75-988,801.48

Finding the Fourth Proportional to 3,010,890.73, 4,515,384.75 and 988,801.48

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Solution

The fourth proportional to 3,010,890.73, 4,515,384.75 and 988,801.48 is: 1,482,889.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,010,890.73 : 4,515,384.75 = 988,801.48 : x
  2. Step 2: Convert to fraction form
    3,010,890.73/4,515,384.75 = 988,801.48/x
  3. Step 3: Cross multiply
    3,010,890.73x = 4,515,384.75 × 988,801.48
  4. Step 4: Simplify right side
    3,010,890.73x = 4,464,819,123,569.43
  5. Step 5: Solve for x
    x = 4,464,819,123,569.43/3,010,890.73
  6. Step 6: Final answer
    x = 1,482,889.79

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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.