Home / 1,422,812.06-2,134,221.74-581,363.81

Finding the Fourth Proportional to 1,422,812.06, 2,134,221.74 and 581,363.81

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Solution

The fourth proportional to 1,422,812.06, 2,134,221.74 and 581,363.81 is: 872,047.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,812.06 : 2,134,221.74 = 581,363.81 : x
  2. Step 2: Convert to fraction form
    1,422,812.06/2,134,221.74 = 581,363.81/x
  3. Step 3: Cross multiply
    1,422,812.06x = 2,134,221.74 × 581,363.81
  4. Step 4: Simplify right side
    1,422,812.06x = 1,240,759,282,151.23
  5. Step 5: Solve for x
    x = 1,240,759,282,151.23/1,422,812.06
  6. Step 6: Final answer
    x = 872,047.21

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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.