Home / 3,067,396.40-4,232,985.96-1,690,741.28

Finding the Fourth Proportional to 3,067,396.40, 4,232,985.96 and 1,690,741.28

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Solution

The fourth proportional to 3,067,396.40, 4,232,985.96 and 1,690,741.28 is: 2,333,211.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,067,396.40 : 4,232,985.96 = 1,690,741.28 : x
  2. Step 2: Convert to fraction form
    3,067,396.40/4,232,985.96 = 1,690,741.28/x
  3. Step 3: Cross multiply
    3,067,396.40x = 4,232,985.96 × 1,690,741.28
  4. Step 4: Simplify right side
    3,067,396.40x = 7,156,884,100,232.43
  5. Step 5: Solve for x
    x = 7,156,884,100,232.43/3,067,396.40
  6. Step 6: Final answer
    x = 2,333,211.35

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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.