Home / 1,857,940.13-2,786,914.55-510,121.19

Finding the Fourth Proportional to 1,857,940.13, 2,786,914.55 and 510,121.19

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Solution

The fourth proportional to 1,857,940.13, 2,786,914.55 and 510,121.19 is: 765,182.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,940.13 : 2,786,914.55 = 510,121.19 : x
  2. Step 2: Convert to fraction form
    1,857,940.13/2,786,914.55 = 510,121.19/x
  3. Step 3: Cross multiply
    1,857,940.13x = 2,786,914.55 × 510,121.19
  4. Step 4: Simplify right side
    1,857,940.13x = 1,421,664,174,916.90
  5. Step 5: Solve for x
    x = 1,421,664,174,916.90/1,857,940.13
  6. Step 6: Final answer
    x = 765,182.98

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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.