Home / 6,172,158.62-9,258,680.79-2,128,587

Finding the Fourth Proportional to 6,172,158.62, 9,258,680.79 and 2,128,587

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Solution

The fourth proportional to 6,172,158.62, 9,258,680.79 and 2,128,587 is: 3,193,033.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,172,158.62 : 9,258,680.79 = 2,128,587 : x
  2. Step 2: Convert to fraction form
    6,172,158.62/9,258,680.79 = 2,128,587/x
  3. Step 3: Cross multiply
    6,172,158.62x = 9,258,680.79 × 2,128,587
  4. Step 4: Simplify right side
    6,172,158.62x = 19,707,907,566,743.73
  5. Step 5: Solve for x
    x = 19,707,907,566,743.73/6,172,158.62
  6. Step 6: Final answer
    x = 3,193,033.23

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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.