Home / 2,142,604.15-2,956,791.90-1,175,795.17

Finding the Fourth Proportional to 2,142,604.15, 2,956,791.90 and 1,175,795.17

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Solution

The fourth proportional to 2,142,604.15, 2,956,791.90 and 1,175,795.17 is: 1,622,596.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,142,604.15 : 2,956,791.90 = 1,175,795.17 : x
  2. Step 2: Convert to fraction form
    2,142,604.15/2,956,791.90 = 1,175,795.17/x
  3. Step 3: Cross multiply
    2,142,604.15x = 2,956,791.90 × 1,175,795.17
  4. Step 4: Simplify right side
    2,142,604.15x = 3,476,581,634,715.12
  5. Step 5: Solve for x
    x = 3,476,581,634,715.12/2,142,604.15
  6. Step 6: Final answer
    x = 1,622,596.33

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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.