Home / 1,074,426.88-1,482,636-621,785.92

Finding the Fourth Proportional to 1,074,426.88, 1,482,636 and 621,785.92

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Solution

The fourth proportional to 1,074,426.88, 1,482,636 and 621,785.92 is: 858,022.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,074,426.88 : 1,482,636 = 621,785.92 : x
  2. Step 2: Convert to fraction form
    1,074,426.88/1,482,636 = 621,785.92/x
  3. Step 3: Cross multiply
    1,074,426.88x = 1,482,636 × 621,785.92
  4. Step 4: Simplify right side
    1,074,426.88x = 921,882,189,285.12
  5. Step 5: Solve for x
    x = 921,882,189,285.12/1,074,426.88
  6. Step 6: Final answer
    x = 858,022.27

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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.