Home / 1,111,984.80-1,667,977.20-733,415.10

Finding the Fourth Proportional to 1,111,984.80, 1,667,977.20 and 733,415.10

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Solution

The fourth proportional to 1,111,984.80, 1,667,977.20 and 733,415.10 is: 1,100,122.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,984.80 : 1,667,977.20 = 733,415.10 : x
  2. Step 2: Convert to fraction form
    1,111,984.80/1,667,977.20 = 733,415.10/x
  3. Step 3: Cross multiply
    1,111,984.80x = 1,667,977.20 × 733,415.10
  4. Step 4: Simplify right side
    1,111,984.80x = 1,223,319,664,935.72
  5. Step 5: Solve for x
    x = 1,223,319,664,935.72/1,111,984.80
  6. Step 6: Final answer
    x = 1,100,122.65

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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.