Home / 1,720,320.42-2,578,869.06-582,286.25

Finding the Fourth Proportional to 1,720,320.42, 2,578,869.06 and 582,286.25

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Solution

The fourth proportional to 1,720,320.42, 2,578,869.06 and 582,286.25 is: 872,883.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,320.42 : 2,578,869.06 = 582,286.25 : x
  2. Step 2: Convert to fraction form
    1,720,320.42/2,578,869.06 = 582,286.25/x
  3. Step 3: Cross multiply
    1,720,320.42x = 2,578,869.06 × 582,286.25
  4. Step 4: Simplify right side
    1,720,320.42x = 1,501,639,998,452.02
  5. Step 5: Solve for x
    x = 1,501,639,998,452.02/1,720,320.42
  6. Step 6: Final answer
    x = 872,883.90

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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.