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Finding the Fourth Proportional to 2,669,204.63, 4,002,978.92 and 963,125.93

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Solution

The fourth proportional to 2,669,204.63, 4,002,978.92 and 963,125.93 is: 1,444,390.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,669,204.63 : 4,002,978.92 = 963,125.93 : x
  2. Step 2: Convert to fraction form
    2,669,204.63/4,002,978.92 = 963,125.93/x
  3. Step 3: Cross multiply
    2,669,204.63x = 4,002,978.92 × 963,125.93
  4. Step 4: Simplify right side
    2,669,204.63x = 3,855,372,770,264.87
  5. Step 5: Solve for x
    x = 3,855,372,770,264.87/2,669,204.63
  6. Step 6: Final answer
    x = 1,444,390.11

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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.