Home / 3,896,418.35-5,845,249.62-1,200,090.35

Finding the Fourth Proportional to 3,896,418.35, 5,845,249.62 and 1,200,090.35

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Solution

The fourth proportional to 3,896,418.35, 5,845,249.62 and 1,200,090.35 is: 1,800,327.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,418.35 : 5,845,249.62 = 1,200,090.35 : x
  2. Step 2: Convert to fraction form
    3,896,418.35/5,845,249.62 = 1,200,090.35/x
  3. Step 3: Cross multiply
    3,896,418.35x = 5,845,249.62 × 1,200,090.35
  4. Step 4: Simplify right side
    3,896,418.35x = 7,014,827,676,916.29
  5. Step 5: Solve for x
    x = 7,014,827,676,916.29/3,896,418.35
  6. Step 6: Final answer
    x = 1,800,327.13

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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.