Home / 1,137,022.92-1,567,222.16-805,989.69

Finding the Fourth Proportional to 1,137,022.92, 1,567,222.16 and 805,989.69

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Solution

The fourth proportional to 1,137,022.92, 1,567,222.16 and 805,989.69 is: 1,110,940.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,137,022.92 : 1,567,222.16 = 805,989.69 : x
  2. Step 2: Convert to fraction form
    1,137,022.92/1,567,222.16 = 805,989.69/x
  3. Step 3: Cross multiply
    1,137,022.92x = 1,567,222.16 × 805,989.69
  4. Step 4: Simplify right side
    1,137,022.92x = 1,263,164,898,869.58
  5. Step 5: Solve for x
    x = 1,263,164,898,869.58/1,137,022.92
  6. Step 6: Final answer
    x = 1,110,940.58

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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.