Home / 1,581,884.88-2,182,999.26-856,732.17

Finding the Fourth Proportional to 1,581,884.88, 2,182,999.26 and 856,732.17

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Solution

The fourth proportional to 1,581,884.88, 2,182,999.26 and 856,732.17 is: 1,182,289.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,884.88 : 2,182,999.26 = 856,732.17 : x
  2. Step 2: Convert to fraction form
    1,581,884.88/2,182,999.26 = 856,732.17/x
  3. Step 3: Cross multiply
    1,581,884.88x = 2,182,999.26 × 856,732.17
  4. Step 4: Simplify right side
    1,581,884.88x = 1,870,245,699,708.07
  5. Step 5: Solve for x
    x = 1,870,245,699,708.07/1,581,884.88
  6. Step 6: Final answer
    x = 1,182,289.39

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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.