Home / 1,092,135.72-1,507,222.98-662,433.96

Finding the Fourth Proportional to 1,092,135.72, 1,507,222.98 and 662,433.96

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Solution

The fourth proportional to 1,092,135.72, 1,507,222.98 and 662,433.96 is: 914,204.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,092,135.72 : 1,507,222.98 = 662,433.96 : x
  2. Step 2: Convert to fraction form
    1,092,135.72/1,507,222.98 = 662,433.96/x
  3. Step 3: Cross multiply
    1,092,135.72x = 1,507,222.98 × 662,433.96
  4. Step 4: Simplify right side
    1,092,135.72x = 998,435,687,244.40
  5. Step 5: Solve for x
    x = 998,435,687,244.40/1,092,135.72
  6. Step 6: Final answer
    x = 914,204.77

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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.