Home / 2,667,152.16-4,000,857.12-870,032.16

Finding the Fourth Proportional to 2,667,152.16, 4,000,857.12 and 870,032.16

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Solution

The fourth proportional to 2,667,152.16, 4,000,857.12 and 870,032.16 is: 1,305,090.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,667,152.16 : 4,000,857.12 = 870,032.16 : x
  2. Step 2: Convert to fraction form
    2,667,152.16/4,000,857.12 = 870,032.16/x
  3. Step 3: Cross multiply
    2,667,152.16x = 4,000,857.12 × 870,032.16
  4. Step 4: Simplify right side
    2,667,152.16x = 3,480,874,361,964.98
  5. Step 5: Solve for x
    x = 3,480,874,361,964.98/2,667,152.16
  6. Step 6: Final answer
    x = 1,305,090.28

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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.