Home / 1,459,693.80-2,188,665.90-751,105.80

Finding the Fourth Proportional to 1,459,693.80, 2,188,665.90 and 751,105.80

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Solution

The fourth proportional to 1,459,693.80, 2,188,665.90 and 751,105.80 is: 1,126,208.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,459,693.80 : 2,188,665.90 = 751,105.80 : x
  2. Step 2: Convert to fraction form
    1,459,693.80/2,188,665.90 = 751,105.80/x
  3. Step 3: Cross multiply
    1,459,693.80x = 2,188,665.90 × 751,105.80
  4. Step 4: Simplify right side
    1,459,693.80x = 1,643,919,651,752.22
  5. Step 5: Solve for x
    x = 1,643,919,651,752.22/1,459,693.80
  6. Step 6: Final answer
    x = 1,126,208.56

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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.