Home / 2,147,929.65-2,964,086.06-1,167,837.75

Finding the Fourth Proportional to 2,147,929.65, 2,964,086.06 and 1,167,837.75

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Solution

The fourth proportional to 2,147,929.65, 2,964,086.06 and 1,167,837.75 is: 1,611,585.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,929.65 : 2,964,086.06 = 1,167,837.75 : x
  2. Step 2: Convert to fraction form
    2,147,929.65/2,964,086.06 = 1,167,837.75/x
  3. Step 3: Cross multiply
    2,147,929.65x = 2,964,086.06 × 1,167,837.75
  4. Step 4: Simplify right side
    2,147,929.65x = 3,461,571,589,277.58
  5. Step 5: Solve for x
    x = 3,461,571,589,277.58/2,147,929.65
  6. Step 6: Final answer
    x = 1,611,585.18

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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.