Home / 1,135,253.94-1,700,953.76-685,028.67

Finding the Fourth Proportional to 1,135,253.94, 1,700,953.76 and 685,028.67

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Solution

The fourth proportional to 1,135,253.94, 1,700,953.76 and 685,028.67 is: 1,026,380.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,135,253.94 : 1,700,953.76 = 685,028.67 : x
  2. Step 2: Convert to fraction form
    1,135,253.94/1,700,953.76 = 685,028.67/x
  3. Step 3: Cross multiply
    1,135,253.94x = 1,700,953.76 × 685,028.67
  4. Step 4: Simplify right side
    1,135,253.94x = 1,165,202,091,944.30
  5. Step 5: Solve for x
    x = 1,165,202,091,944.30/1,135,253.94
  6. Step 6: Final answer
    x = 1,026,380.13

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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.