Home / 1,422,153.22-1,962,571.61-777,573.85

Finding the Fourth Proportional to 1,422,153.22, 1,962,571.61 and 777,573.85

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Solution

The fourth proportional to 1,422,153.22, 1,962,571.61 and 777,573.85 is: 1,073,052.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,153.22 : 1,962,571.61 = 777,573.85 : x
  2. Step 2: Convert to fraction form
    1,422,153.22/1,962,571.61 = 777,573.85/x
  3. Step 3: Cross multiply
    1,422,153.22x = 1,962,571.61 × 777,573.85
  4. Step 4: Simplify right side
    1,422,153.22x = 1,526,044,362,688.40
  5. Step 5: Solve for x
    x = 1,526,044,362,688.40/1,422,153.22
  6. Step 6: Final answer
    x = 1,073,052.00

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.