Home / 1,768,216.20-2,652,324.30-1,057,878.60

Finding the Fourth Proportional to 1,768,216.20, 2,652,324.30 and 1,057,878.60

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Solution

The fourth proportional to 1,768,216.20, 2,652,324.30 and 1,057,878.60 is: 1,586,817.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,768,216.20 : 2,652,324.30 = 1,057,878.60 : x
  2. Step 2: Convert to fraction form
    1,768,216.20/2,652,324.30 = 1,057,878.60/x
  3. Step 3: Cross multiply
    1,768,216.20x = 2,652,324.30 × 1,057,878.60
  4. Step 4: Simplify right side
    1,768,216.20x = 2,805,837,117,229.98
  5. Step 5: Solve for x
    x = 2,805,837,117,229.98/1,768,216.20
  6. Step 6: Final answer
    x = 1,586,817.90

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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.