Home / 1,422,258.13-2,133,389.25-580,809.88

Finding the Fourth Proportional to 1,422,258.13, 2,133,389.25 and 580,809.88

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Solution

The fourth proportional to 1,422,258.13, 2,133,389.25 and 580,809.88 is: 871,215.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,258.13 : 2,133,389.25 = 580,809.88 : x
  2. Step 2: Convert to fraction form
    1,422,258.13/2,133,389.25 = 580,809.88/x
  3. Step 3: Cross multiply
    1,422,258.13x = 2,133,389.25 × 580,809.88
  4. Step 4: Simplify right side
    1,422,258.13x = 1,239,093,554,285.79
  5. Step 5: Solve for x
    x = 1,239,093,554,285.79/1,422,258.13
  6. Step 6: Final answer
    x = 871,215.66

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.