Home / 1,720,376.64-2,374,270.92-946,143.81

Finding the Fourth Proportional to 1,720,376.64, 2,374,270.92 and 946,143.81

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Solution

The fourth proportional to 1,720,376.64, 2,374,270.92 and 946,143.81 is: 1,305,761.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,376.64 : 2,374,270.92 = 946,143.81 : x
  2. Step 2: Convert to fraction form
    1,720,376.64/2,374,270.92 = 946,143.81/x
  3. Step 3: Cross multiply
    1,720,376.64x = 2,374,270.92 × 946,143.81
  4. Step 4: Simplify right side
    1,720,376.64x = 2,246,401,734,221.01
  5. Step 5: Solve for x
    x = 2,246,401,734,221.01/1,720,376.64
  6. Step 6: Final answer
    x = 1,305,761.59

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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.