Home / 2,851,997.08-4,275,117-1,787,786.50

Finding the Fourth Proportional to 2,851,997.08, 4,275,117 and 1,787,786.50

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Solution

The fourth proportional to 2,851,997.08, 4,275,117 and 1,787,786.50 is: 2,679,875.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,851,997.08 : 4,275,117 = 1,787,786.50 : x
  2. Step 2: Convert to fraction form
    2,851,997.08/4,275,117 = 1,787,786.50/x
  3. Step 3: Cross multiply
    2,851,997.08x = 4,275,117 × 1,787,786.50
  4. Step 4: Simplify right side
    2,851,997.08x = 7,642,996,458,520.50
  5. Step 5: Solve for x
    x = 7,642,996,458,520.50/2,851,997.08
  6. Step 6: Final answer
    x = 2,679,875.27

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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.