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Finding the Fourth Proportional to 3,411,899.04, 4,702,806.90 and 2,418,796.92

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Solution

The fourth proportional to 3,411,899.04, 4,702,806.90 and 2,418,796.92 is: 3,333,959.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,411,899.04 : 4,702,806.90 = 2,418,796.92 : x
  2. Step 2: Convert to fraction form
    3,411,899.04/4,702,806.90 = 2,418,796.92/x
  3. Step 3: Cross multiply
    3,411,899.04x = 4,702,806.90 × 2,418,796.92
  4. Step 4: Simplify right side
    3,411,899.04x = 11,375,134,845,074.75
  5. Step 5: Solve for x
    x = 11,375,134,845,074.75/3,411,899.04
  6. Step 6: Final answer
    x = 3,333,959.98

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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.