Home / 2,995,889.16-4,493,866.56-865,991.73

Finding the Fourth Proportional to 2,995,889.16, 4,493,866.56 and 865,991.73

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Solution

The fourth proportional to 2,995,889.16, 4,493,866.56 and 865,991.73 is: 1,298,997.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,995,889.16 : 4,493,866.56 = 865,991.73 : x
  2. Step 2: Convert to fraction form
    2,995,889.16/4,493,866.56 = 865,991.73/x
  3. Step 3: Cross multiply
    2,995,889.16x = 4,493,866.56 × 865,991.73
  4. Step 4: Simplify right side
    2,995,889.16x = 3,891,651,276,683.55
  5. Step 5: Solve for x
    x = 3,891,651,276,683.55/2,995,889.16
  6. Step 6: Final answer
    x = 1,298,997.08

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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.