Home / 5,440,285.86-8,160,434.27-2,028,520.31

Finding the Fourth Proportional to 5,440,285.86, 8,160,434.27 and 2,028,520.31

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Solution

The fourth proportional to 5,440,285.86, 8,160,434.27 and 2,028,520.31 is: 3,042,782.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,440,285.86 : 8,160,434.27 = 2,028,520.31 : x
  2. Step 2: Convert to fraction form
    5,440,285.86/8,160,434.27 = 2,028,520.31/x
  3. Step 3: Cross multiply
    5,440,285.86x = 8,160,434.27 × 2,028,520.31
  4. Step 4: Simplify right side
    5,440,285.86x = 16,553,606,604,170.25
  5. Step 5: Solve for x
    x = 16,553,606,604,170.25/5,440,285.86
  6. Step 6: Final answer
    x = 3,042,782.50

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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.