Home / 3,442,794.40-5,163,500.40-1,645,674.40

Finding the Fourth Proportional to 3,442,794.40, 5,163,500.40 and 1,645,674.40

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Solution

The fourth proportional to 3,442,794.40, 5,163,500.40 and 1,645,674.40 is: 2,468,181.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,442,794.40 : 5,163,500.40 = 1,645,674.40 : x
  2. Step 2: Convert to fraction form
    3,442,794.40/5,163,500.40 = 1,645,674.40/x
  3. Step 3: Cross multiply
    3,442,794.40x = 5,163,500.40 × 1,645,674.40
  4. Step 4: Simplify right side
    3,442,794.40x = 8,497,440,422,669.76
  5. Step 5: Solve for x
    x = 8,497,440,422,669.76/3,442,794.40
  6. Step 6: Final answer
    x = 2,468,181.20

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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.