Home / 3,867,872.16-5,802,858-1,172,088.48

Finding the Fourth Proportional to 3,867,872.16, 5,802,858 and 1,172,088.48

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Solution

The fourth proportional to 3,867,872.16, 5,802,858 and 1,172,088.48 is: 1,758,450.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,867,872.16 : 5,802,858 = 1,172,088.48 : x
  2. Step 2: Convert to fraction form
    3,867,872.16/5,802,858 = 1,172,088.48/x
  3. Step 3: Cross multiply
    3,867,872.16x = 5,802,858 × 1,172,088.48
  4. Step 4: Simplify right side
    3,867,872.16x = 6,801,463,012,875.84
  5. Step 5: Solve for x
    x = 6,801,463,012,875.84/3,867,872.16
  6. Step 6: Final answer
    x = 1,758,450.83

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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.