Home / 1,850,165.96-2,775,439.26-698,382.69

Finding the Fourth Proportional to 1,850,165.96, 2,775,439.26 and 698,382.69

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Solution

The fourth proportional to 1,850,165.96, 2,775,439.26 and 698,382.69 is: 1,047,645.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,850,165.96 : 2,775,439.26 = 698,382.69 : x
  2. Step 2: Convert to fraction form
    1,850,165.96/2,775,439.26 = 698,382.69/x
  3. Step 3: Cross multiply
    1,850,165.96x = 2,775,439.26 × 698,382.69
  4. Step 4: Simplify right side
    1,850,165.96x = 1,938,318,733,711.47
  5. Step 5: Solve for x
    x = 1,938,318,733,711.47/1,850,165.96
  6. Step 6: Final answer
    x = 1,047,645.87

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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.