Home / 1,585,919.91-2,378,859.24-387,852.60

Finding the Fourth Proportional to 1,585,919.91, 2,378,859.24 and 387,852.60

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Solution

The fourth proportional to 1,585,919.91, 2,378,859.24 and 387,852.60 is: 581,773.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,919.91 : 2,378,859.24 = 387,852.60 : x
  2. Step 2: Convert to fraction form
    1,585,919.91/2,378,859.24 = 387,852.60/x
  3. Step 3: Cross multiply
    1,585,919.91x = 2,378,859.24 × 387,852.60
  4. Step 4: Simplify right side
    1,585,919.91x = 922,646,741,268.02
  5. Step 5: Solve for x
    x = 922,646,741,268.02/1,585,919.91
  6. Step 6: Final answer
    x = 581,773.86

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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.