Home / 1,111,934.84-1,667,270.24-437,650.62

Finding the Fourth Proportional to 1,111,934.84, 1,667,270.24 and 437,650.62

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Solution

The fourth proportional to 1,111,934.84, 1,667,270.24 and 437,650.62 is: 656,227.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,111,934.84 : 1,667,270.24 = 437,650.62 : x
  2. Step 2: Convert to fraction form
    1,111,934.84/1,667,270.24 = 437,650.62/x
  3. Step 3: Cross multiply
    1,111,934.84x = 1,667,270.24 × 437,650.62
  4. Step 4: Simplify right side
    1,111,934.84x = 729,681,852,055.30
  5. Step 5: Solve for x
    x = 729,681,852,055.30/1,111,934.84
  6. Step 6: Final answer
    x = 656,227.17

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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.