Home / 1,585,924.41-2,378,865.99-387,857.10

Finding the Fourth Proportional to 1,585,924.41, 2,378,865.99 and 387,857.10

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Solution

The fourth proportional to 1,585,924.41, 2,378,865.99 and 387,857.10 is: 581,780.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,585,924.41 : 2,378,865.99 = 387,857.10 : x
  2. Step 2: Convert to fraction form
    1,585,924.41/2,378,865.99 = 387,857.10/x
  3. Step 3: Cross multiply
    1,585,924.41x = 2,378,865.99 × 387,857.10
  4. Step 4: Simplify right side
    1,585,924.41x = 922,660,064,170.03
  5. Step 5: Solve for x
    x = 922,660,064,170.03/1,585,924.41
  6. Step 6: Final answer
    x = 581,780.61

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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.