Home / 1,112,366.92-1,535,007.06-628,903.24

Finding the Fourth Proportional to 1,112,366.92, 1,535,007.06 and 628,903.24

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Solution

The fourth proportional to 1,112,366.92, 1,535,007.06 and 628,903.24 is: 867,852.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,366.92 : 1,535,007.06 = 628,903.24 : x
  2. Step 2: Convert to fraction form
    1,112,366.92/1,535,007.06 = 628,903.24/x
  3. Step 3: Cross multiply
    1,112,366.92x = 1,535,007.06 × 628,903.24
  4. Step 4: Simplify right side
    1,112,366.92x = 965,370,913,456.87
  5. Step 5: Solve for x
    x = 965,370,913,456.87/1,112,366.92
  6. Step 6: Final answer
    x = 867,852.95

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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.