Home / 3,439,054.62-4,745,518.02-1,988,530.38

Finding the Fourth Proportional to 3,439,054.62, 4,745,518.02 and 1,988,530.38

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Solution

The fourth proportional to 3,439,054.62, 4,745,518.02 and 1,988,530.38 is: 2,743,953.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,439,054.62 : 4,745,518.02 = 1,988,530.38 : x
  2. Step 2: Convert to fraction form
    3,439,054.62/4,745,518.02 = 1,988,530.38/x
  3. Step 3: Cross multiply
    3,439,054.62x = 4,745,518.02 × 1,988,530.38
  4. Step 4: Simplify right side
    3,439,054.62x = 9,436,606,751,607.45
  5. Step 5: Solve for x
    x = 9,436,606,751,607.45/3,439,054.62
  6. Step 6: Final answer
    x = 2,743,953.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.