Home / 1,040,456.75-1,435,663.44-632,340.68

Finding the Fourth Proportional to 1,040,456.75, 1,435,663.44 and 632,340.68

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Solution

The fourth proportional to 1,040,456.75, 1,435,663.44 and 632,340.68 is: 872,528.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,456.75 : 1,435,663.44 = 632,340.68 : x
  2. Step 2: Convert to fraction form
    1,040,456.75/1,435,663.44 = 632,340.68/x
  3. Step 3: Cross multiply
    1,040,456.75x = 1,435,663.44 × 632,340.68
  4. Step 4: Simplify right side
    1,040,456.75x = 907,828,388,722.42
  5. Step 5: Solve for x
    x = 907,828,388,722.42/1,040,456.75
  6. Step 6: Final answer
    x = 872,528.72

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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.