Home / 1,371,331.62-2,058,324.21-661,859.10

Finding the Fourth Proportional to 1,371,331.62, 2,058,324.21 and 661,859.10

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Solution

The fourth proportional to 1,371,331.62, 2,058,324.21 and 661,859.10 is: 993,429.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,331.62 : 2,058,324.21 = 661,859.10 : x
  2. Step 2: Convert to fraction form
    1,371,331.62/2,058,324.21 = 661,859.10/x
  3. Step 3: Cross multiply
    1,371,331.62x = 2,058,324.21 × 661,859.10
  4. Step 4: Simplify right side
    1,371,331.62x = 1,362,320,609,138.81
  5. Step 5: Solve for x
    x = 1,362,320,609,138.81/1,371,331.62
  6. Step 6: Final answer
    x = 993,429.01

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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.