Home / 1,080,222-1,490,660.92-621,301.92

Finding the Fourth Proportional to 1,080,222, 1,490,660.92 and 621,301.92

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Solution

The fourth proportional to 1,080,222, 1,490,660.92 and 621,301.92 is: 857,370.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,080,222 : 1,490,660.92 = 621,301.92 : x
  2. Step 2: Convert to fraction form
    1,080,222/1,490,660.92 = 621,301.92/x
  3. Step 3: Cross multiply
    1,080,222x = 1,490,660.92 × 621,301.92
  4. Step 4: Simplify right side
    1,080,222x = 926,150,491,664.97
  5. Step 5: Solve for x
    x = 926,150,491,664.97/1,080,222
  6. Step 6: Final answer
    x = 857,370.51

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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.