Home / 2,042,968.22-2,819,315.73-1,125,218.17

Finding the Fourth Proportional to 2,042,968.22, 2,819,315.73 and 1,125,218.17

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Solution

The fourth proportional to 2,042,968.22, 2,819,315.73 and 1,125,218.17 is: 1,552,811.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,042,968.22 : 2,819,315.73 = 1,125,218.17 : x
  2. Step 2: Convert to fraction form
    2,042,968.22/2,819,315.73 = 1,125,218.17/x
  3. Step 3: Cross multiply
    2,042,968.22x = 2,819,315.73 × 1,125,218.17
  4. Step 4: Simplify right side
    2,042,968.22x = 3,172,345,286,362.81
  5. Step 5: Solve for x
    x = 3,172,345,286,362.81/2,042,968.22
  6. Step 6: Final answer
    x = 1,552,811.86

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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.