Home / 1,138,092.48-1,705,825.44-427,666.32

Finding the Fourth Proportional to 1,138,092.48, 1,705,825.44 and 427,666.32

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Solution

The fourth proportional to 1,138,092.48, 1,705,825.44 and 427,666.32 is: 641,005.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,138,092.48 : 1,705,825.44 = 427,666.32 : x
  2. Step 2: Convert to fraction form
    1,138,092.48/1,705,825.44 = 427,666.32/x
  3. Step 3: Cross multiply
    1,138,092.48x = 1,705,825.44 × 427,666.32
  4. Step 4: Simplify right side
    1,138,092.48x = 729,524,088,487.18
  5. Step 5: Solve for x
    x = 729,524,088,487.18/1,138,092.48
  6. Step 6: Final answer
    x = 641,005.98

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.