Home / 1,483,648.38-2,225,161.18-418,441.33

Finding the Fourth Proportional to 1,483,648.38, 2,225,161.18 and 418,441.33

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Solution

The fourth proportional to 1,483,648.38, 2,225,161.18 and 418,441.33 is: 627,574.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,648.38 : 2,225,161.18 = 418,441.33 : x
  2. Step 2: Convert to fraction form
    1,483,648.38/2,225,161.18 = 418,441.33/x
  3. Step 3: Cross multiply
    1,483,648.38x = 2,225,161.18 × 418,441.33
  4. Step 4: Simplify right side
    1,483,648.38x = 931,099,403,623.57
  5. Step 5: Solve for x
    x = 931,099,403,623.57/1,483,648.38
  6. Step 6: Final answer
    x = 627,574.17

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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.