Home / 1,087,009.22-1,623,193.82-887,724.92

Finding the Fourth Proportional to 1,087,009.22, 1,623,193.82 and 887,724.92

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Solution

The fourth proportional to 1,087,009.22, 1,623,193.82 and 887,724.92 is: 1,325,609.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,009.22 : 1,623,193.82 = 887,724.92 : x
  2. Step 2: Convert to fraction form
    1,087,009.22/1,623,193.82 = 887,724.92/x
  3. Step 3: Cross multiply
    1,087,009.22x = 1,623,193.82 × 887,724.92
  4. Step 4: Simplify right side
    1,087,009.22x = 1,440,949,596,573.54
  5. Step 5: Solve for x
    x = 1,440,949,596,573.54/1,087,009.22
  6. Step 6: Final answer
    x = 1,325,609.36

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.