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Finding the Fourth Proportional to 5,158,094.97, 7,736,668.02 and 1,745,991.56

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Solution

The fourth proportional to 5,158,094.97, 7,736,668.02 and 1,745,991.56 is: 2,618,826.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,158,094.97 : 7,736,668.02 = 1,745,991.56 : x
  2. Step 2: Convert to fraction form
    5,158,094.97/7,736,668.02 = 1,745,991.56/x
  3. Step 3: Cross multiply
    5,158,094.97x = 7,736,668.02 × 1,745,991.56
  4. Step 4: Simplify right side
    5,158,094.97x = 13,508,157,095,663.66
  5. Step 5: Solve for x
    x = 13,508,157,095,663.66/5,158,094.97
  6. Step 6: Final answer
    x = 2,618,826.75

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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.