Home / 2,856,829.16-4,285,160.70-835,120.57

Finding the Fourth Proportional to 2,856,829.16, 4,285,160.70 and 835,120.57

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Solution

The fourth proportional to 2,856,829.16, 4,285,160.70 and 835,120.57 is: 1,252,656.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,856,829.16 : 4,285,160.70 = 835,120.57 : x
  2. Step 2: Convert to fraction form
    2,856,829.16/4,285,160.70 = 835,120.57/x
  3. Step 3: Cross multiply
    2,856,829.16x = 4,285,160.70 × 835,120.57
  4. Step 4: Simplify right side
    2,856,829.16x = 3,578,625,846,325.60
  5. Step 5: Solve for x
    x = 3,578,625,846,325.60/2,856,829.16
  6. Step 6: Final answer
    x = 1,252,656.58

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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.