Home / 2,147,930.65-2,964,087.43-1,167,838.75

Finding the Fourth Proportional to 2,147,930.65, 2,964,087.43 and 1,167,838.75

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Solution

The fourth proportional to 2,147,930.65, 2,964,087.43 and 1,167,838.75 is: 1,611,586.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,930.65 : 2,964,087.43 = 1,167,838.75 : x
  2. Step 2: Convert to fraction form
    2,147,930.65/2,964,087.43 = 1,167,838.75/x
  3. Step 3: Cross multiply
    2,147,930.65x = 2,964,087.43 × 1,167,838.75
  4. Step 4: Simplify right side
    2,147,930.65x = 3,461,576,159,141.91
  5. Step 5: Solve for x
    x = 3,461,576,159,141.91/2,147,930.65
  6. Step 6: Final answer
    x = 1,611,586.56

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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.