Home / 1,231,473.87-1,699,717.28-722,340.27

Finding the Fourth Proportional to 1,231,473.87, 1,699,717.28 and 722,340.27

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Solution

The fourth proportional to 1,231,473.87, 1,699,717.28 and 722,340.27 is: 996,995.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,231,473.87 : 1,699,717.28 = 722,340.27 : x
  2. Step 2: Convert to fraction form
    1,231,473.87/1,699,717.28 = 722,340.27/x
  3. Step 3: Cross multiply
    1,231,473.87x = 1,699,717.28 × 722,340.27
  4. Step 4: Simplify right side
    1,231,473.87x = 1,227,774,235,347.16
  5. Step 5: Solve for x
    x = 1,227,774,235,347.16/1,231,473.87
  6. Step 6: Final answer
    x = 996,995.77

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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.