Home / 1,720,377.64-2,374,272.30-946,144.81

Finding the Fourth Proportional to 1,720,377.64, 2,374,272.30 and 946,144.81

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Solution

The fourth proportional to 1,720,377.64, 2,374,272.30 and 946,144.81 is: 1,305,762.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,720,377.64 : 2,374,272.30 = 946,144.81 : x
  2. Step 2: Convert to fraction form
    1,720,377.64/2,374,272.30 = 946,144.81/x
  3. Step 3: Cross multiply
    1,720,377.64x = 2,374,272.30 × 946,144.81
  4. Step 4: Simplify right side
    1,720,377.64x = 2,246,405,414,171.76
  5. Step 5: Solve for x
    x = 2,246,405,414,171.76/1,720,377.64
  6. Step 6: Final answer
    x = 1,305,762.97

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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.