Home / 1,371,013.93-1,895,610.85-1,200,760.03

Finding the Fourth Proportional to 1,371,013.93, 1,895,610.85 and 1,200,760.03

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Solution

The fourth proportional to 1,371,013.93, 1,895,610.85 and 1,200,760.03 is: 1,660,211.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,013.93 : 1,895,610.85 = 1,200,760.03 : x
  2. Step 2: Convert to fraction form
    1,371,013.93/1,895,610.85 = 1,200,760.03/x
  3. Step 3: Cross multiply
    1,371,013.93x = 1,895,610.85 × 1,200,760.03
  4. Step 4: Simplify right side
    1,371,013.93x = 2,276,173,747,236.21
  5. Step 5: Solve for x
    x = 2,276,173,747,236.21/1,371,013.93
  6. Step 6: Final answer
    x = 1,660,211.98

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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.