Home / 3,690,745.60-5,536,118.40-3,607,801.60

Finding the Fourth Proportional to 3,690,745.60, 5,536,118.40 and 3,607,801.60

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Solution

The fourth proportional to 3,690,745.60, 5,536,118.40 and 3,607,801.60 is: 5,411,702.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,745.60 : 5,536,118.40 = 3,607,801.60 : x
  2. Step 2: Convert to fraction form
    3,690,745.60/5,536,118.40 = 3,607,801.60/x
  3. Step 3: Cross multiply
    3,690,745.60x = 5,536,118.40 × 3,607,801.60
  4. Step 4: Simplify right side
    3,690,745.60x = 19,973,216,821,309.44
  5. Step 5: Solve for x
    x = 19,973,216,821,309.44/3,690,745.60
  6. Step 6: Final answer
    x = 5,411,702.40

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Similar ratio
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1.5x scale

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.