Home / 1,422,336.49-1,962,663.15-841,577.43

Finding the Fourth Proportional to 1,422,336.49, 1,962,663.15 and 841,577.43

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Solution

The fourth proportional to 1,422,336.49, 1,962,663.15 and 841,577.43 is: 1,161,281.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,422,336.49 : 1,962,663.15 = 841,577.43 : x
  2. Step 2: Convert to fraction form
    1,422,336.49/1,962,663.15 = 841,577.43/x
  3. Step 3: Cross multiply
    1,422,336.49x = 1,962,663.15 × 841,577.43
  4. Step 4: Simplify right side
    1,422,336.49x = 1,651,732,999,919.39
  5. Step 5: Solve for x
    x = 1,651,732,999,919.39/1,422,336.49
  6. Step 6: Final answer
    x = 1,161,281.46

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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.