Home / 1,609,769.23-2,220,997.05-964,954.15

Finding the Fourth Proportional to 1,609,769.23, 2,220,997.05 and 964,954.15

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Solution

The fourth proportional to 1,609,769.23, 2,220,997.05 and 964,954.15 is: 1,331,346.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,609,769.23 : 2,220,997.05 = 964,954.15 : x
  2. Step 2: Convert to fraction form
    1,609,769.23/2,220,997.05 = 964,954.15/x
  3. Step 3: Cross multiply
    1,609,769.23x = 2,220,997.05 × 964,954.15
  4. Step 4: Simplify right side
    1,609,769.23x = 2,143,160,314,982.76
  5. Step 5: Solve for x
    x = 2,143,160,314,982.76/1,609,769.23
  6. Step 6: Final answer
    x = 1,331,346.31

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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.