Home / 826,847.61-1,141,317.20-535,945.86

Finding the Fourth Proportional to 826,847.61, 1,141,317.20 and 535,945.86

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Solution

The fourth proportional to 826,847.61, 1,141,317.20 and 535,945.86 is: 739,778.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    826,847.61 : 1,141,317.20 = 535,945.86 : x
  2. Step 2: Convert to fraction form
    826,847.61/1,141,317.20 = 535,945.86/x
  3. Step 3: Cross multiply
    826,847.61x = 1,141,317.20 × 535,945.86
  4. Step 4: Simplify right side
    826,847.61x = 611,684,229,626.66
  5. Step 5: Solve for x
    x = 611,684,229,626.66/826,847.61
  6. Step 6: Final answer
    x = 739,778.68

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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.