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Finding the Fourth Proportional to 5,793,266.58, 7,994,712.48 and 3,214,949.40

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Solution

The fourth proportional to 5,793,266.58, 7,994,712.48 and 3,214,949.40 is: 4,436,632.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,793,266.58 : 7,994,712.48 = 3,214,949.40 : x
  2. Step 2: Convert to fraction form
    5,793,266.58/7,994,712.48 = 3,214,949.40/x
  3. Step 3: Cross multiply
    5,793,266.58x = 7,994,712.48 × 3,214,949.40
  4. Step 4: Simplify right side
    5,793,266.58x = 25,702,596,090,748.51
  5. Step 5: Solve for x
    x = 25,702,596,090,748.51/5,793,266.58
  6. Step 6: Final answer
    x = 4,436,632.72

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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.