Home / 1,960,521.35-2,940,963.46-762,534.59

Finding the Fourth Proportional to 1,960,521.35, 2,940,963.46 and 762,534.59

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Solution

The fourth proportional to 1,960,521.35, 2,940,963.46 and 762,534.59 is: 1,143,872.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,960,521.35 : 2,940,963.46 = 762,534.59 : x
  2. Step 2: Convert to fraction form
    1,960,521.35/2,940,963.46 = 762,534.59/x
  3. Step 3: Cross multiply
    1,960,521.35x = 2,940,963.46 × 762,534.59
  4. Step 4: Simplify right side
    1,960,521.35x = 2,242,586,349,564.93
  5. Step 5: Solve for x
    x = 2,242,586,349,564.93/1,960,521.35
  6. Step 6: Final answer
    x = 1,143,872.45

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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.