Home / 1,700,138.75-2,346,191.48-936,190.49

Finding the Fourth Proportional to 1,700,138.75, 2,346,191.48 and 936,190.49

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Solution

The fourth proportional to 1,700,138.75, 2,346,191.48 and 936,190.49 is: 1,291,942.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,700,138.75 : 2,346,191.48 = 936,190.49 : x
  2. Step 2: Convert to fraction form
    1,700,138.75/2,346,191.48 = 936,190.49/x
  3. Step 3: Cross multiply
    1,700,138.75x = 2,346,191.48 × 936,190.49
  4. Step 4: Simplify right side
    1,700,138.75x = 2,196,482,151,295.03
  5. Step 5: Solve for x
    x = 2,196,482,151,295.03/1,700,138.75
  6. Step 6: Final answer
    x = 1,291,942.88

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.