Home / 3,865,491.89-5,335,307.75-2,212,597.36

Finding the Fourth Proportional to 3,865,491.89, 5,335,307.75 and 2,212,597.36

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Solution

The fourth proportional to 3,865,491.89, 5,335,307.75 and 2,212,597.36 is: 3,053,916.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,865,491.89 : 5,335,307.75 = 2,212,597.36 : x
  2. Step 2: Convert to fraction form
    3,865,491.89/5,335,307.75 = 2,212,597.36/x
  3. Step 3: Cross multiply
    3,865,491.89x = 5,335,307.75 × 2,212,597.36
  4. Step 4: Simplify right side
    3,865,491.89x = 11,804,887,831,374.55
  5. Step 5: Solve for x
    x = 11,804,887,831,374.55/3,865,491.89
  6. Step 6: Final answer
    x = 3,053,916.08

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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.