Home / 1,185,295.93-1,777,763.43-386,576.19

Finding the Fourth Proportional to 1,185,295.93, 1,777,763.43 and 386,576.19

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Solution

The fourth proportional to 1,185,295.93, 1,777,763.43 and 386,576.19 is: 579,805.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,295.93 : 1,777,763.43 = 386,576.19 : x
  2. Step 2: Convert to fraction form
    1,185,295.93/1,777,763.43 = 386,576.19/x
  3. Step 3: Cross multiply
    1,185,295.93x = 1,777,763.43 × 386,576.19
  4. Step 4: Simplify right side
    1,185,295.93x = 687,241,013,490.73
  5. Step 5: Solve for x
    x = 687,241,013,490.73/1,185,295.93
  6. Step 6: Final answer
    x = 579,805.43

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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.