Home / 5,134,897.85-7,086,380.43-2,843,058.49

Finding the Fourth Proportional to 5,134,897.85, 7,086,380.43 and 2,843,058.49

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Solution

The fourth proportional to 5,134,897.85, 7,086,380.43 and 2,843,058.49 is: 3,923,543.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,134,897.85 : 7,086,380.43 = 2,843,058.49 : x
  2. Step 2: Convert to fraction form
    5,134,897.85/7,086,380.43 = 2,843,058.49/x
  3. Step 3: Cross multiply
    5,134,897.85x = 7,086,380.43 × 2,843,058.49
  4. Step 4: Simplify right side
    5,134,897.85x = 20,146,994,044,881.35
  5. Step 5: Solve for x
    x = 20,146,994,044,881.35/5,134,897.85
  6. Step 6: Final answer
    x = 3,923,543.30

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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.