Home / 1,839,749.64-2,760,083.73-641,689.17

Finding the Fourth Proportional to 1,839,749.64, 2,760,083.73 and 641,689.17

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Solution

The fourth proportional to 1,839,749.64, 2,760,083.73 and 641,689.17 is: 962,693.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,839,749.64 : 2,760,083.73 = 641,689.17 : x
  2. Step 2: Convert to fraction form
    1,839,749.64/2,760,083.73 = 641,689.17/x
  3. Step 3: Cross multiply
    1,839,749.64x = 2,760,083.73 × 641,689.17
  4. Step 4: Simplify right side
    1,839,749.64x = 1,771,115,837,834.20
  5. Step 5: Solve for x
    x = 1,771,115,837,834.20/1,839,749.64
  6. Step 6: Final answer
    x = 962,693.94

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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.