Home / 1,857,858.87-2,786,792.56-510,039.93

Finding the Fourth Proportional to 1,857,858.87, 2,786,792.56 and 510,039.93

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Solution

The fourth proportional to 1,857,858.87, 2,786,792.56 and 510,039.93 is: 765,061.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,858.87 : 2,786,792.56 = 510,039.93 : x
  2. Step 2: Convert to fraction form
    1,857,858.87/2,786,792.56 = 510,039.93/x
  3. Step 3: Cross multiply
    1,857,858.87x = 2,786,792.56 × 510,039.93
  4. Step 4: Simplify right side
    1,857,858.87x = 1,421,375,465,742.76
  5. Step 5: Solve for x
    x = 1,421,375,465,742.76/1,857,858.87
  6. Step 6: Final answer
    x = 765,061.06

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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.