Home / 3,168,031.74-4,745,165.84-1,949,895.42

Finding the Fourth Proportional to 3,168,031.74, 4,745,165.84 and 1,949,895.42

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Solution

The fourth proportional to 3,168,031.74, 4,745,165.84 and 1,949,895.42 is: 2,920,607.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,168,031.74 : 4,745,165.84 = 1,949,895.42 : x
  2. Step 2: Convert to fraction form
    3,168,031.74/4,745,165.84 = 1,949,895.42/x
  3. Step 3: Cross multiply
    3,168,031.74x = 4,745,165.84 × 1,949,895.42
  4. Step 4: Simplify right side
    3,168,031.74x = 9,252,577,138,556.45
  5. Step 5: Solve for x
    x = 9,252,577,138,556.45/3,168,031.74
  6. Step 6: Final answer
    x = 2,920,607.46

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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.