Home / 1,985,760.34-2,740,262.74-1,102,654.73

Finding the Fourth Proportional to 1,985,760.34, 2,740,262.74 and 1,102,654.73

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Solution

The fourth proportional to 1,985,760.34, 2,740,262.74 and 1,102,654.73 is: 1,521,615.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,985,760.34 : 2,740,262.74 = 1,102,654.73 : x
  2. Step 2: Convert to fraction form
    1,985,760.34/2,740,262.74 = 1,102,654.73/x
  3. Step 3: Cross multiply
    1,985,760.34x = 2,740,262.74 × 1,102,654.73
  4. Step 4: Simplify right side
    1,985,760.34x = 3,021,563,675,797.78
  5. Step 5: Solve for x
    x = 3,021,563,675,797.78/1,985,760.34
  6. Step 6: Final answer
    x = 1,521,615.48

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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.