Home / 2,455,320.72-3,388,434.60-1,352,797.44

Finding the Fourth Proportional to 2,455,320.72, 3,388,434.60 and 1,352,797.44

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Solution

The fourth proportional to 2,455,320.72, 3,388,434.60 and 1,352,797.44 is: 1,866,911.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,455,320.72 : 3,388,434.60 = 1,352,797.44 : x
  2. Step 2: Convert to fraction form
    2,455,320.72/3,388,434.60 = 1,352,797.44/x
  3. Step 3: Cross multiply
    2,455,320.72x = 3,388,434.60 × 1,352,797.44
  4. Step 4: Simplify right side
    2,455,320.72x = 4,583,865,652,487.42
  5. Step 5: Solve for x
    x = 4,583,865,652,487.42/2,455,320.72
  6. Step 6: Final answer
    x = 1,866,911.16

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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.