Home / 1,302,686.66-1,954,153.83-404,138.18

Finding the Fourth Proportional to 1,302,686.66, 1,954,153.83 and 404,138.18

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Solution

The fourth proportional to 1,302,686.66, 1,954,153.83 and 404,138.18 is: 606,245.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,686.66 : 1,954,153.83 = 404,138.18 : x
  2. Step 2: Convert to fraction form
    1,302,686.66/1,954,153.83 = 404,138.18/x
  3. Step 3: Cross multiply
    1,302,686.66x = 1,954,153.83 × 404,138.18
  4. Step 4: Simplify right side
    1,302,686.66x = 789,748,172,296.23
  5. Step 5: Solve for x
    x = 789,748,172,296.23/1,302,686.66
  6. Step 6: Final answer
    x = 606,245.69

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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.