Home / 3,887,058.85-5,831,708.81-1,191,781.82

Finding the Fourth Proportional to 3,887,058.85, 5,831,708.81 and 1,191,781.82

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Solution

The fourth proportional to 3,887,058.85, 5,831,708.81 and 1,191,781.82 is: 1,788,016.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,887,058.85 : 5,831,708.81 = 1,191,781.82 : x
  2. Step 2: Convert to fraction form
    3,887,058.85/5,831,708.81 = 1,191,781.82/x
  3. Step 3: Cross multiply
    3,887,058.85x = 5,831,708.81 × 1,191,781.82
  4. Step 4: Simplify right side
    3,887,058.85x = 6,950,124,547,912.20
  5. Step 5: Solve for x
    x = 6,950,124,547,912.20/3,887,058.85
  6. Step 6: Final answer
    x = 1,788,016.29

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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.