Home / 1,335,939.48-2,003,714.82-389,055.96

Finding the Fourth Proportional to 1,335,939.48, 2,003,714.82 and 389,055.96

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Solution

The fourth proportional to 1,335,939.48, 2,003,714.82 and 389,055.96 is: 583,527.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,939.48 : 2,003,714.82 = 389,055.96 : x
  2. Step 2: Convert to fraction form
    1,335,939.48/2,003,714.82 = 389,055.96/x
  3. Step 3: Cross multiply
    1,335,939.48x = 2,003,714.82 × 389,055.96
  4. Step 4: Simplify right side
    1,335,939.48x = 779,557,192,861.33
  5. Step 5: Solve for x
    x = 779,557,192,861.33/1,335,939.48
  6. Step 6: Final answer
    x = 583,527.33

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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.