Home / 5,115,058.94-7,058,278.45-2,823,071.86

Finding the Fourth Proportional to 5,115,058.94, 7,058,278.45 and 2,823,071.86

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Solution

The fourth proportional to 5,115,058.94, 7,058,278.45 and 2,823,071.86 is: 3,895,561.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,115,058.94 : 7,058,278.45 = 2,823,071.86 : x
  2. Step 2: Convert to fraction form
    5,115,058.94/7,058,278.45 = 2,823,071.86/x
  3. Step 3: Cross multiply
    5,115,058.94x = 7,058,278.45 × 2,823,071.86
  4. Step 4: Simplify right side
    5,115,058.94x = 19,926,027,272,239.42
  5. Step 5: Solve for x
    x = 19,926,027,272,239.42/5,115,058.94
  6. Step 6: Final answer
    x = 3,895,561.62

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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.