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Finding the Fourth Proportional to 4,994,952.02, 6,893,345.25 and 2,819,863.70

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Solution

The fourth proportional to 4,994,952.02, 6,893,345.25 and 2,819,863.70 is: 3,891,587.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,994,952.02 : 6,893,345.25 = 2,819,863.70 : x
  2. Step 2: Convert to fraction form
    4,994,952.02/6,893,345.25 = 2,819,863.70/x
  3. Step 3: Cross multiply
    4,994,952.02x = 6,893,345.25 × 2,819,863.70
  4. Step 4: Simplify right side
    4,994,952.02x = 19,438,294,042,042.43
  5. Step 5: Solve for x
    x = 19,438,294,042,042.43/4,994,952.02
  6. Step 6: Final answer
    x = 3,891,587.74

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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.