Home / 1,422,833.87-2,134,278.59-523,812.85

Finding the Fourth Proportional to 1,422,833.87, 2,134,278.59 and 523,812.85

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Solution

The fourth proportional to 1,422,833.87, 2,134,278.59 and 523,812.85 is: 785,729.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,833.87 : 2,134,278.59 = 523,812.85 : x
  2. Step 2: Convert to fraction form
    1,422,833.87/2,134,278.59 = 523,812.85/x
  3. Step 3: Cross multiply
    1,422,833.87x = 2,134,278.59 × 523,812.85
  4. Step 4: Simplify right side
    1,422,833.87x = 1,117,962,542,967.12
  5. Step 5: Solve for x
    x = 1,117,962,542,967.12/1,422,833.87
  6. Step 6: Final answer
    x = 785,729.50

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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.