Home / 1,185,005.76-1,777,508.64-652,252.56

Finding the Fourth Proportional to 1,185,005.76, 1,777,508.64 and 652,252.56

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Solution

The fourth proportional to 1,185,005.76, 1,777,508.64 and 652,252.56 is: 978,378.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,005.76 : 1,777,508.64 = 652,252.56 : x
  2. Step 2: Convert to fraction form
    1,185,005.76/1,777,508.64 = 652,252.56/x
  3. Step 3: Cross multiply
    1,185,005.76x = 1,777,508.64 × 652,252.56
  4. Step 4: Simplify right side
    1,185,005.76x = 1,159,384,560,862.12
  5. Step 5: Solve for x
    x = 1,159,384,560,862.12/1,185,005.76
  6. Step 6: Final answer
    x = 978,378.84

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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.