Home / 1,112,352.66-1,535,125.32-628,922.52

Finding the Fourth Proportional to 1,112,352.66, 1,535,125.32 and 628,922.52

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Solution

The fourth proportional to 1,112,352.66, 1,535,125.32 and 628,922.52 is: 867,957.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,112,352.66 : 1,535,125.32 = 628,922.52 : x
  2. Step 2: Convert to fraction form
    1,112,352.66/1,535,125.32 = 628,922.52/x
  3. Step 3: Cross multiply
    1,112,352.66x = 1,535,125.32 × 628,922.52
  4. Step 4: Simplify right side
    1,112,352.66x = 965,474,884,770.21
  5. Step 5: Solve for x
    x = 965,474,884,770.21/1,112,352.66
  6. Step 6: Final answer
    x = 867,957.55

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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.