Home / 1,112,086.33-1,667,802.49-472,384.98

Finding the Fourth Proportional to 1,112,086.33, 1,667,802.49 and 472,384.98

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Solution

The fourth proportional to 1,112,086.33, 1,667,802.49 and 472,384.98 is: 708,438.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,086.33 : 1,667,802.49 = 472,384.98 : x
  2. Step 2: Convert to fraction form
    1,112,086.33/1,667,802.49 = 472,384.98/x
  3. Step 3: Cross multiply
    1,112,086.33x = 1,667,802.49 × 472,384.98
  4. Step 4: Simplify right side
    1,112,086.33x = 787,844,844,701.64
  5. Step 5: Solve for x
    x = 787,844,844,701.64/1,112,086.33
  6. Step 6: Final answer
    x = 708,438.57

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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.