Home / 1,213,201.92-1,819,024.32-503,719.68

Finding the Fourth Proportional to 1,213,201.92, 1,819,024.32 and 503,719.68

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Solution

The fourth proportional to 1,213,201.92, 1,819,024.32 and 503,719.68 is: 755,256.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,201.92 : 1,819,024.32 = 503,719.68 : x
  2. Step 2: Convert to fraction form
    1,213,201.92/1,819,024.32 = 503,719.68/x
  3. Step 3: Cross multiply
    1,213,201.92x = 1,819,024.32 × 503,719.68
  4. Step 4: Simplify right side
    1,213,201.92x = 916,278,348,382.62
  5. Step 5: Solve for x
    x = 916,278,348,382.62/1,213,201.92
  6. Step 6: Final answer
    x = 755,256.26

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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.