Home / 2,037,022.16-2,811,334.97-1,221,674.40

Finding the Fourth Proportional to 2,037,022.16, 2,811,334.97 and 1,221,674.40

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Solution

The fourth proportional to 2,037,022.16, 2,811,334.97 and 1,221,674.40 is: 1,686,057.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037,022.16 : 2,811,334.97 = 1,221,674.40 : x
  2. Step 2: Convert to fraction form
    2,037,022.16/2,811,334.97 = 1,221,674.40/x
  3. Step 3: Cross multiply
    2,037,022.16x = 2,811,334.97 × 1,221,674.40
  4. Step 4: Simplify right side
    2,037,022.16x = 3,434,535,965,727.95
  5. Step 5: Solve for x
    x = 3,434,535,965,727.95/2,037,022.16
  6. Step 6: Final answer
    x = 1,686,057.25

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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.