Home / 2,102,667.20-2,901,678.96-1,135,797.20

Finding the Fourth Proportional to 2,102,667.20, 2,901,678.96 and 1,135,797.20

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Solution

The fourth proportional to 2,102,667.20, 2,901,678.96 and 1,135,797.20 is: 1,567,399.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,102,667.20 : 2,901,678.96 = 1,135,797.20 : x
  2. Step 2: Convert to fraction form
    2,102,667.20/2,901,678.96 = 1,135,797.20/x
  3. Step 3: Cross multiply
    2,102,667.20x = 2,901,678.96 × 1,135,797.20
  4. Step 4: Simplify right side
    2,102,667.20x = 3,295,718,838,066.91
  5. Step 5: Solve for x
    x = 3,295,718,838,066.91/2,102,667.20
  6. Step 6: Final answer
    x = 1,567,399.18

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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.