Home / 1,133,110.20-1,699,665.30-876,247.05

Finding the Fourth Proportional to 1,133,110.20, 1,699,665.30 and 876,247.05

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Solution

The fourth proportional to 1,133,110.20, 1,699,665.30 and 876,247.05 is: 1,314,370.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,133,110.20 : 1,699,665.30 = 876,247.05 : x
  2. Step 2: Convert to fraction form
    1,133,110.20/1,699,665.30 = 876,247.05/x
  3. Step 3: Cross multiply
    1,133,110.20x = 1,699,665.30 × 876,247.05
  4. Step 4: Simplify right side
    1,133,110.20x = 1,489,326,705,112.37
  5. Step 5: Solve for x
    x = 1,489,326,705,112.37/1,133,110.20
  6. Step 6: Final answer
    x = 1,314,370.58

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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.