Home / 3,512,991.41-5,270,045.14-1,239,211.25

Finding the Fourth Proportional to 3,512,991.41, 5,270,045.14 and 1,239,211.25

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Solution

The fourth proportional to 3,512,991.41, 5,270,045.14 and 1,239,211.25 is: 1,859,013.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,512,991.41 : 5,270,045.14 = 1,239,211.25 : x
  2. Step 2: Convert to fraction form
    3,512,991.41/5,270,045.14 = 1,239,211.25/x
  3. Step 3: Cross multiply
    3,512,991.41x = 5,270,045.14 × 1,239,211.25
  4. Step 4: Simplify right side
    3,512,991.41x = 6,530,699,243,130.72
  5. Step 5: Solve for x
    x = 6,530,699,243,130.72/3,512,991.41
  6. Step 6: Final answer
    x = 1,859,013.72

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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.