Home / 2,856,697.88-4,285,060.86-963,455.72

Finding the Fourth Proportional to 2,856,697.88, 4,285,060.86 and 963,455.72

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Solution

The fourth proportional to 2,856,697.88, 4,285,060.86 and 963,455.72 is: 1,445,188.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,697.88 : 4,285,060.86 = 963,455.72 : x
  2. Step 2: Convert to fraction form
    2,856,697.88/4,285,060.86 = 963,455.72/x
  3. Step 3: Cross multiply
    2,856,697.88x = 4,285,060.86 × 963,455.72
  4. Step 4: Simplify right side
    2,856,697.88x = 4,128,466,396,115.12
  5. Step 5: Solve for x
    x = 4,128,466,396,115.12/2,856,697.88
  6. Step 6: Final answer
    x = 1,445,188.32

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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.