Home / 3,896,443.08-5,845,213.26-1,200,985.56

Finding the Fourth Proportional to 3,896,443.08, 5,845,213.26 and 1,200,985.56

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Solution

The fourth proportional to 3,896,443.08, 5,845,213.26 and 1,200,985.56 is: 1,801,647.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,443.08 : 5,845,213.26 = 1,200,985.56 : x
  2. Step 2: Convert to fraction form
    3,896,443.08/5,845,213.26 = 1,200,985.56/x
  3. Step 3: Cross multiply
    3,896,443.08x = 5,845,213.26 × 1,200,985.56
  4. Step 4: Simplify right side
    3,896,443.08x = 7,020,016,720,380.53
  5. Step 5: Solve for x
    x = 7,020,016,720,380.53/3,896,443.08
  6. Step 6: Final answer
    x = 1,801,647.45

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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.