Home / 2,203,778.70-3,041,066.34-1,223,667.36

Finding the Fourth Proportional to 2,203,778.70, 3,041,066.34 and 1,223,667.36

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Solution

The fourth proportional to 2,203,778.70, 3,041,066.34 and 1,223,667.36 is: 1,688,578.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,203,778.70 : 3,041,066.34 = 1,223,667.36 : x
  2. Step 2: Convert to fraction form
    2,203,778.70/3,041,066.34 = 1,223,667.36/x
  3. Step 3: Cross multiply
    2,203,778.70x = 3,041,066.34 × 1,223,667.36
  4. Step 4: Simplify right side
    2,203,778.70x = 3,721,253,619,852.66
  5. Step 5: Solve for x
    x = 3,721,253,619,852.66/2,203,778.70
  6. Step 6: Final answer
    x = 1,688,578.63

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1.5x scale

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.