Home / 1,802,190.33-2,702,410.56-680,346.81

Finding the Fourth Proportional to 1,802,190.33, 2,702,410.56 and 680,346.81

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Solution

The fourth proportional to 1,802,190.33, 2,702,410.56 and 680,346.81 is: 1,020,189.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,802,190.33 : 2,702,410.56 = 680,346.81 : x
  2. Step 2: Convert to fraction form
    1,802,190.33/2,702,410.56 = 680,346.81/x
  3. Step 3: Cross multiply
    1,802,190.33x = 2,702,410.56 × 680,346.81
  4. Step 4: Simplify right side
    1,802,190.33x = 1,838,576,403,806.31
  5. Step 5: Solve for x
    x = 1,838,576,403,806.31/1,802,190.33
  6. Step 6: Final answer
    x = 1,020,189.92

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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.