Home / 1,231,888.93-1,847,837.95-378,954.68

Finding the Fourth Proportional to 1,231,888.93, 1,847,837.95 and 378,954.68

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Solution

The fourth proportional to 1,231,888.93, 1,847,837.95 and 378,954.68 is: 568,433.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,888.93 : 1,847,837.95 = 378,954.68 : x
  2. Step 2: Convert to fraction form
    1,231,888.93/1,847,837.95 = 378,954.68/x
  3. Step 3: Cross multiply
    1,231,888.93x = 1,847,837.95 × 378,954.68
  4. Step 4: Simplify right side
    1,231,888.93x = 700,246,827,900.14
  5. Step 5: Solve for x
    x = 700,246,827,900.14/1,231,888.93
  6. Step 6: Final answer
    x = 568,433.41

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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.