Home / 1,529,151.82-2,110,550.58-969,984.52

Finding the Fourth Proportional to 1,529,151.82, 2,110,550.58 and 969,984.52

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Solution

The fourth proportional to 1,529,151.82, 2,110,550.58 and 969,984.52 is: 1,338,782.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,529,151.82 : 2,110,550.58 = 969,984.52 : x
  2. Step 2: Convert to fraction form
    1,529,151.82/2,110,550.58 = 969,984.52/x
  3. Step 3: Cross multiply
    1,529,151.82x = 2,110,550.58 × 969,984.52
  4. Step 4: Simplify right side
    1,529,151.82x = 2,047,201,391,277.02
  5. Step 5: Solve for x
    x = 2,047,201,391,277.02/1,529,151.82
  6. Step 6: Final answer
    x = 1,338,782.30

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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.