Home / 1,422,809.06-2,134,217.24-581,360.81

Finding the Fourth Proportional to 1,422,809.06, 2,134,217.24 and 581,360.81

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Solution

The fourth proportional to 1,422,809.06, 2,134,217.24 and 581,360.81 is: 872,042.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,809.06 : 2,134,217.24 = 581,360.81 : x
  2. Step 2: Convert to fraction form
    1,422,809.06/2,134,217.24 = 581,360.81/x
  3. Step 3: Cross multiply
    1,422,809.06x = 2,134,217.24 × 581,360.81
  4. Step 4: Simplify right side
    1,422,809.06x = 1,240,750,260,455.56
  5. Step 5: Solve for x
    x = 1,240,750,260,455.56/1,422,809.06
  6. Step 6: Final answer
    x = 872,042.70

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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.