Home / 3,845,689.46-5,306,461.94-2,213,781.49

Finding the Fourth Proportional to 3,845,689.46, 5,306,461.94 and 2,213,781.49

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Solution

The fourth proportional to 3,845,689.46, 5,306,461.94 and 2,213,781.49 is: 3,054,679.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,845,689.46 : 5,306,461.94 = 2,213,781.49 : x
  2. Step 2: Convert to fraction form
    3,845,689.46/5,306,461.94 = 2,213,781.49/x
  3. Step 3: Cross multiply
    3,845,689.46x = 5,306,461.94 × 2,213,781.49
  4. Step 4: Simplify right side
    3,845,689.46x = 11,747,347,232,329.02
  5. Step 5: Solve for x
    x = 11,747,347,232,329.02/3,845,689.46
  6. Step 6: Final answer
    x = 3,054,679.10

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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.