Home / 1,508,475.03-2,081,736.37-820,193.10

Finding the Fourth Proportional to 1,508,475.03, 2,081,736.37 and 820,193.10

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Solution

The fourth proportional to 1,508,475.03, 2,081,736.37 and 820,193.10 is: 1,131,888.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,475.03 : 2,081,736.37 = 820,193.10 : x
  2. Step 2: Convert to fraction form
    1,508,475.03/2,081,736.37 = 820,193.10/x
  3. Step 3: Cross multiply
    1,508,475.03x = 2,081,736.37 × 820,193.10
  4. Step 4: Simplify right side
    1,508,475.03x = 1,707,425,802,592.08
  5. Step 5: Solve for x
    x = 1,707,425,802,592.08/1,508,475.03
  6. Step 6: Final answer
    x = 1,131,888.67

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.