Home / 1,561,022.92-2,154,253.62-881,944.84

Finding the Fourth Proportional to 1,561,022.92, 2,154,253.62 and 881,944.84

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Solution

The fourth proportional to 1,561,022.92, 2,154,253.62 and 881,944.84 is: 1,217,107.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,561,022.92 : 2,154,253.62 = 881,944.84 : x
  2. Step 2: Convert to fraction form
    1,561,022.92/2,154,253.62 = 881,944.84/x
  3. Step 3: Cross multiply
    1,561,022.92x = 2,154,253.62 × 881,944.84
  4. Step 4: Simplify right side
    1,561,022.92x = 1,899,932,864,210.32
  5. Step 5: Solve for x
    x = 1,899,932,864,210.32/1,561,022.92
  6. Step 6: Final answer
    x = 1,217,107.60

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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.