Home / 1,585,919.28-2,378,858.30-387,851.97

Finding the Fourth Proportional to 1,585,919.28, 2,378,858.30 and 387,851.97

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Solution

The fourth proportional to 1,585,919.28, 2,378,858.30 and 387,851.97 is: 581,772.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,919.28 : 2,378,858.30 = 387,851.97 : x
  2. Step 2: Convert to fraction form
    1,585,919.28/2,378,858.30 = 387,851.97/x
  3. Step 3: Cross multiply
    1,585,919.28x = 2,378,858.30 × 387,851.97
  4. Step 4: Simplify right side
    1,585,919.28x = 922,644,876,066.59
  5. Step 5: Solve for x
    x = 922,644,876,066.59/1,585,919.28
  6. Step 6: Final answer
    x = 581,772.91

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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.