Home / 1,090,363.20-1,633,795.20-1,027,377.60

Finding the Fourth Proportional to 1,090,363.20, 1,633,795.20 and 1,027,377.60

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Solution

The fourth proportional to 1,090,363.20, 1,633,795.20 and 1,027,377.60 is: 1,539,417.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,363.20 : 1,633,795.20 = 1,027,377.60 : x
  2. Step 2: Convert to fraction form
    1,090,363.20/1,633,795.20 = 1,027,377.60/x
  3. Step 3: Cross multiply
    1,090,363.20x = 1,633,795.20 × 1,027,377.60
  4. Step 4: Simplify right side
    1,090,363.20x = 1,678,524,591,467.52
  5. Step 5: Solve for x
    x = 1,678,524,591,467.52/1,090,363.20
  6. Step 6: Final answer
    x = 1,539,417.87

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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.