Home / 1,560,529.80-2,340,328.14-812,167.56

Finding the Fourth Proportional to 1,560,529.80, 2,340,328.14 and 812,167.56

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Solution

The fourth proportional to 1,560,529.80, 2,340,328.14 and 812,167.56 is: 1,218,008.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,560,529.80 : 2,340,328.14 = 812,167.56 : x
  2. Step 2: Convert to fraction form
    1,560,529.80/2,340,328.14 = 812,167.56/x
  3. Step 3: Cross multiply
    1,560,529.80x = 2,340,328.14 × 812,167.56
  4. Step 4: Simplify right side
    1,560,529.80x = 1,900,738,595,063.14
  5. Step 5: Solve for x
    x = 1,900,738,595,063.14/1,560,529.80
  6. Step 6: Final answer
    x = 1,218,008.52

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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.