Home / 1,820,246.42-2,729,659.93-682,388.37

Finding the Fourth Proportional to 1,820,246.42, 2,729,659.93 and 682,388.37

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Solution

The fourth proportional to 1,820,246.42, 2,729,659.93 and 682,388.37 is: 1,023,316.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,246.42 : 2,729,659.93 = 682,388.37 : x
  2. Step 2: Convert to fraction form
    1,820,246.42/2,729,659.93 = 682,388.37/x
  3. Step 3: Cross multiply
    1,820,246.42x = 2,729,659.93 × 682,388.37
  4. Step 4: Simplify right side
    1,820,246.42x = 1,862,688,190,287.01
  5. Step 5: Solve for x
    x = 1,862,688,190,287.01/1,820,246.42
  6. Step 6: Final answer
    x = 1,023,316.50

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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.