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Finding the Fourth Proportional to 4,562,978.16, 6,296,909.99 and 2,525,787.66

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Solution

The fourth proportional to 4,562,978.16, 6,296,909.99 and 2,525,787.66 is: 3,485,587.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,562,978.16 : 6,296,909.99 = 2,525,787.66 : x
  2. Step 2: Convert to fraction form
    4,562,978.16/6,296,909.99 = 2,525,787.66/x
  3. Step 3: Cross multiply
    4,562,978.16x = 6,296,909.99 × 2,525,787.66
  4. Step 4: Simplify right side
    4,562,978.16x = 15,904,657,536,243.79
  5. Step 5: Solve for x
    x = 15,904,657,536,243.79/4,562,978.16
  6. Step 6: Final answer
    x = 3,485,587.04

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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.