Home / 1,422,264.28-1,962,563.96-841,505.22

Finding the Fourth Proportional to 1,422,264.28, 1,962,563.96 and 841,505.22

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Solution

The fourth proportional to 1,422,264.28, 1,962,563.96 and 841,505.22 is: 1,161,182.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,264.28 : 1,962,563.96 = 841,505.22 : x
  2. Step 2: Convert to fraction form
    1,422,264.28/1,962,563.96 = 841,505.22/x
  3. Step 3: Cross multiply
    1,422,264.28x = 1,962,563.96 × 841,505.22
  4. Step 4: Simplify right side
    1,422,264.28x = 1,651,507,816,923.87
  5. Step 5: Solve for x
    x = 1,651,507,816,923.87/1,422,264.28
  6. Step 6: Final answer
    x = 1,161,182.10

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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.