Home / 1,422,336.24-1,962,662.81-841,577.18

Finding the Fourth Proportional to 1,422,336.24, 1,962,662.81 and 841,577.18

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Solution

The fourth proportional to 1,422,336.24, 1,962,662.81 and 841,577.18 is: 1,161,281.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,336.24 : 1,962,662.81 = 841,577.18 : x
  2. Step 2: Convert to fraction form
    1,422,336.24/1,962,662.81 = 841,577.18/x
  3. Step 3: Cross multiply
    1,422,336.24x = 1,962,662.81 × 841,577.18
  4. Step 4: Simplify right side
    1,422,336.24x = 1,651,732,218,909.48
  5. Step 5: Solve for x
    x = 1,651,732,218,909.48/1,422,336.24
  6. Step 6: Final answer
    x = 1,161,281.12

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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.