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Finding the Fourth Proportional to 5,764,219.54, 8,646,191.43 and 1,873,671.79

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Solution

The fourth proportional to 5,764,219.54, 8,646,191.43 and 1,873,671.79 is: 2,810,462.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,764,219.54 : 8,646,191.43 = 1,873,671.79 : x
  2. Step 2: Convert to fraction form
    5,764,219.54/8,646,191.43 = 1,873,671.79/x
  3. Step 3: Cross multiply
    5,764,219.54x = 8,646,191.43 × 1,873,671.79
  4. Step 4: Simplify right side
    5,764,219.54x = 16,200,124,973,330.76
  5. Step 5: Solve for x
    x = 16,200,124,973,330.76/5,764,219.54
  6. Step 6: Final answer
    x = 2,810,462.87

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.