Home / 5,187,983.72-7,776,767.54-1,773,935.47

Finding the Fourth Proportional to 5,187,983.72, 7,776,767.54 and 1,773,935.47

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Solution

The fourth proportional to 5,187,983.72, 7,776,767.54 and 1,773,935.47 is: 2,659,122.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,187,983.72 : 7,776,767.54 = 1,773,935.47 : x
  2. Step 2: Convert to fraction form
    5,187,983.72/7,776,767.54 = 1,773,935.47/x
  3. Step 3: Cross multiply
    5,187,983.72x = 7,776,767.54 × 1,773,935.47
  4. Step 4: Simplify right side
    5,187,983.72x = 13,795,483,795,306.44
  5. Step 5: Solve for x
    x = 13,795,483,795,306.44/5,187,983.72
  6. Step 6: Final answer
    x = 2,659,122.42

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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.