Home / 1,331,654.13-1,997,777.13-621,294.66

Finding the Fourth Proportional to 1,331,654.13, 1,997,777.13 and 621,294.66

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Solution

The fourth proportional to 1,331,654.13, 1,997,777.13 and 621,294.66 is: 932,080.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,331,654.13 : 1,997,777.13 = 621,294.66 : x
  2. Step 2: Convert to fraction form
    1,331,654.13/1,997,777.13 = 621,294.66/x
  3. Step 3: Cross multiply
    1,331,654.13x = 1,997,777.13 × 621,294.66
  4. Step 4: Simplify right side
    1,331,654.13x = 1,241,208,262,739.13
  5. Step 5: Solve for x
    x = 1,241,208,262,739.13/1,331,654.13
  6. Step 6: Final answer
    x = 932,080.06

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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.