Home / 3,825,320.54-5,278,752.86-2,106,119.84

Finding the Fourth Proportional to 3,825,320.54, 5,278,752.86 and 2,106,119.84

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Solution

The fourth proportional to 3,825,320.54, 5,278,752.86 and 2,106,119.84 is: 2,906,341.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,825,320.54 : 5,278,752.86 = 2,106,119.84 : x
  2. Step 2: Convert to fraction form
    3,825,320.54/5,278,752.86 = 2,106,119.84/x
  3. Step 3: Cross multiply
    3,825,320.54x = 5,278,752.86 × 2,106,119.84
  4. Step 4: Simplify right side
    3,825,320.54x = 11,117,686,091,978.38
  5. Step 5: Solve for x
    x = 11,117,686,091,978.38/3,825,320.54
  6. Step 6: Final answer
    x = 2,906,341.05

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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.