Home / 2,011,525.38-2,772,007.11-1,667,860.20

Finding the Fourth Proportional to 2,011,525.38, 2,772,007.11 and 1,667,860.20

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Solution

The fourth proportional to 2,011,525.38, 2,772,007.11 and 1,667,860.20 is: 2,298,415.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,011,525.38 : 2,772,007.11 = 1,667,860.20 : x
  2. Step 2: Convert to fraction form
    2,011,525.38/2,772,007.11 = 1,667,860.20/x
  3. Step 3: Cross multiply
    2,011,525.38x = 2,772,007.11 × 1,667,860.20
  4. Step 4: Simplify right side
    2,011,525.38x = 4,623,320,332,886.02
  5. Step 5: Solve for x
    x = 4,623,320,332,886.02/2,011,525.38
  6. Step 6: Final answer
    x = 2,298,415.11

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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.