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Finding the Fourth Proportional to 3,754,855.52, 5,632,983.91 and 1,705,660.01

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Solution

The fourth proportional to 3,754,855.52, 5,632,983.91 and 1,705,660.01 is: 2,558,808.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,754,855.52 : 5,632,983.91 = 1,705,660.01 : x
  2. Step 2: Convert to fraction form
    3,754,855.52/5,632,983.91 = 1,705,660.01/x
  3. Step 3: Cross multiply
    3,754,855.52x = 5,632,983.91 × 1,705,660.01
  4. Step 4: Simplify right side
    3,754,855.52x = 9,607,955,419,036.82
  5. Step 5: Solve for x
    x = 9,607,955,419,036.82/3,754,855.52
  6. Step 6: Final answer
    x = 2,558,808.28

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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.