Home / 1,857,674-2,786,545.56-528,012.56

Finding the Fourth Proportional to 1,857,674, 2,786,545.56 and 528,012.56

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Solution

The fourth proportional to 1,857,674, 2,786,545.56 and 528,012.56 is: 792,028.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,857,674 : 2,786,545.56 = 528,012.56 : x
  2. Step 2: Convert to fraction form
    1,857,674/2,786,545.56 = 528,012.56/x
  3. Step 3: Cross multiply
    1,857,674x = 2,786,545.56 × 528,012.56
  4. Step 4: Simplify right side
    1,857,674x = 1,471,331,054,692.23
  5. Step 5: Solve for x
    x = 1,471,331,054,692.23/1,857,674
  6. Step 6: Final answer
    x = 792,028.66

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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.