Home / 1,100,559.39-1,650,952.32-380,899.83

Finding the Fourth Proportional to 1,100,559.39, 1,650,952.32 and 380,899.83

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Solution

The fourth proportional to 1,100,559.39, 1,650,952.32 and 380,899.83 is: 571,388.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,559.39 : 1,650,952.32 = 380,899.83 : x
  2. Step 2: Convert to fraction form
    1,100,559.39/1,650,952.32 = 380,899.83/x
  3. Step 3: Cross multiply
    1,100,559.39x = 1,650,952.32 × 380,899.83
  4. Step 4: Simplify right side
    1,100,559.39x = 628,847,458,026.11
  5. Step 5: Solve for x
    x = 628,847,458,026.11/1,100,559.39
  6. Step 6: Final answer
    x = 571,388.94

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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.