Home / 1,786,562.57-2,678,337.09-774,922.83

Finding the Fourth Proportional to 1,786,562.57, 2,678,337.09 and 774,922.83

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Solution

The fourth proportional to 1,786,562.57, 2,678,337.09 and 774,922.83 is: 1,161,730.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,562.57 : 2,678,337.09 = 774,922.83 : x
  2. Step 2: Convert to fraction form
    1,786,562.57/2,678,337.09 = 774,922.83/x
  3. Step 3: Cross multiply
    1,786,562.57x = 2,678,337.09 × 774,922.83
  4. Step 4: Simplify right side
    1,786,562.57x = 2,075,504,557,476.76
  5. Step 5: Solve for x
    x = 2,075,504,557,476.76/1,786,562.57
  6. Step 6: Final answer
    x = 1,161,730.69

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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.