Home / 1,116,585.68-1,667,315.28-886,297.64

Finding the Fourth Proportional to 1,116,585.68, 1,667,315.28 and 886,297.64

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Solution

The fourth proportional to 1,116,585.68, 1,667,315.28 and 886,297.64 is: 1,323,443.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,116,585.68 : 1,667,315.28 = 886,297.64 : x
  2. Step 2: Convert to fraction form
    1,116,585.68/1,667,315.28 = 886,297.64/x
  3. Step 3: Cross multiply
    1,116,585.68x = 1,667,315.28 × 886,297.64
  4. Step 4: Simplify right side
    1,116,585.68x = 1,477,737,597,799.94
  5. Step 5: Solve for x
    x = 1,477,737,597,799.94/1,116,585.68
  6. Step 6: Final answer
    x = 1,323,443.09

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.