Home / 1,248,477.62-1,722,900.09-866,725.83

Finding the Fourth Proportional to 1,248,477.62, 1,722,900.09 and 866,725.83

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Solution

The fourth proportional to 1,248,477.62, 1,722,900.09 and 866,725.83 is: 1,196,082.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,248,477.62 : 1,722,900.09 = 866,725.83 : x
  2. Step 2: Convert to fraction form
    1,248,477.62/1,722,900.09 = 866,725.83/x
  3. Step 3: Cross multiply
    1,248,477.62x = 1,722,900.09 × 866,725.83
  4. Step 4: Simplify right side
    1,248,477.62x = 1,493,282,010,512.32
  5. Step 5: Solve for x
    x = 1,493,282,010,512.32/1,248,477.62
  6. Step 6: Final answer
    x = 1,196,082.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.