Home / 1,020,027.28-1,530,023.64-355,162

Finding the Fourth Proportional to 1,020,027.28, 1,530,023.64 and 355,162

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Solution

The fourth proportional to 1,020,027.28, 1,530,023.64 and 355,162 is: 532,736.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,020,027.28 : 1,530,023.64 = 355,162 : x
  2. Step 2: Convert to fraction form
    1,020,027.28/1,530,023.64 = 355,162/x
  3. Step 3: Cross multiply
    1,020,027.28x = 1,530,023.64 × 355,162
  4. Step 4: Simplify right side
    1,020,027.28x = 543,406,256,029.68
  5. Step 5: Solve for x
    x = 543,406,256,029.68/1,020,027.28
  6. Step 6: Final answer
    x = 532,736.98

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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.