Home / 1,857,943.70-2,786,924.20-510,125.30

Finding the Fourth Proportional to 1,857,943.70, 2,786,924.20 and 510,125.30

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Solution

The fourth proportional to 1,857,943.70, 2,786,924.20 and 510,125.30 is: 765,190.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,943.70 : 2,786,924.20 = 510,125.30 : x
  2. Step 2: Convert to fraction form
    1,857,943.70/2,786,924.20 = 510,125.30/x
  3. Step 3: Cross multiply
    1,857,943.70x = 2,786,924.20 × 510,125.30
  4. Step 4: Simplify right side
    1,857,943.70x = 1,421,680,543,602.26
  5. Step 5: Solve for x
    x = 1,421,680,543,602.26/1,857,943.70
  6. Step 6: Final answer
    x = 765,190.32

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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.