Home / 5,759,608.72-8,640,701.34-2,165,406.76

Finding the Fourth Proportional to 5,759,608.72, 8,640,701.34 and 2,165,406.76

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Solution

The fourth proportional to 5,759,608.72, 8,640,701.34 and 2,165,406.76 is: 3,248,594.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,759,608.72 : 8,640,701.34 = 2,165,406.76 : x
  2. Step 2: Convert to fraction form
    5,759,608.72/8,640,701.34 = 2,165,406.76/x
  3. Step 3: Cross multiply
    5,759,608.72x = 8,640,701.34 × 2,165,406.76
  4. Step 4: Simplify right side
    5,759,608.72x = 18,710,633,092,777.05
  5. Step 5: Solve for x
    x = 18,710,633,092,777.05/5,759,608.72
  6. Step 6: Final answer
    x = 3,248,594.48

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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.