Home / 3,171,703.64-4,376,993.01-1,721,416.46

Finding the Fourth Proportional to 3,171,703.64, 4,376,993.01 and 1,721,416.46

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Solution

The fourth proportional to 3,171,703.64, 4,376,993.01 and 1,721,416.46 is: 2,375,577.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,171,703.64 : 4,376,993.01 = 1,721,416.46 : x
  2. Step 2: Convert to fraction form
    3,171,703.64/4,376,993.01 = 1,721,416.46/x
  3. Step 3: Cross multiply
    3,171,703.64x = 4,376,993.01 × 1,721,416.46
  4. Step 4: Simplify right side
    3,171,703.64x = 7,534,627,813,703.02
  5. Step 5: Solve for x
    x = 7,534,627,813,703.02/3,171,703.64
  6. Step 6: Final answer
    x = 2,375,577.50

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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.