Home / 1,086,452.72-1,631,278.85-607,618.67

Finding the Fourth Proportional to 1,086,452.72, 1,631,278.85 and 607,618.67

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Solution

The fourth proportional to 1,086,452.72, 1,631,278.85 and 607,618.67 is: 912,322.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,086,452.72 : 1,631,278.85 = 607,618.67 : x
  2. Step 2: Convert to fraction form
    1,086,452.72/1,631,278.85 = 607,618.67/x
  3. Step 3: Cross multiply
    1,086,452.72x = 1,631,278.85 × 607,618.67
  4. Step 4: Simplify right side
    1,086,452.72x = 991,195,485,236.13
  5. Step 5: Solve for x
    x = 991,195,485,236.13/1,086,452.72
  6. Step 6: Final answer
    x = 912,322.71

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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.