Home / 999,954.19-1,379,926.42-541,058.64

Finding the Fourth Proportional to 999,954.19, 1,379,926.42 and 541,058.64

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Solution

The fourth proportional to 999,954.19, 1,379,926.42 and 541,058.64 is: 746,655.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    999,954.19 : 1,379,926.42 = 541,058.64 : x
  2. Step 2: Convert to fraction form
    999,954.19/1,379,926.42 = 541,058.64/x
  3. Step 3: Cross multiply
    999,954.19x = 1,379,926.42 × 541,058.64
  4. Step 4: Simplify right side
    999,954.19x = 746,621,104,817.01
  5. Step 5: Solve for x
    x = 746,621,104,817.01/999,954.19
  6. Step 6: Final answer
    x = 746,655.31

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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.