Home / 3,621,630.40-5,432,445.60-3,568,486.30

Finding the Fourth Proportional to 3,621,630.40, 5,432,445.60 and 3,568,486.30

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Solution

The fourth proportional to 3,621,630.40, 5,432,445.60 and 3,568,486.30 is: 5,352,729.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,630.40 : 5,432,445.60 = 3,568,486.30 : x
  2. Step 2: Convert to fraction form
    3,621,630.40/5,432,445.60 = 3,568,486.30/x
  3. Step 3: Cross multiply
    3,621,630.40x = 5,432,445.60 × 3,568,486.30
  4. Step 4: Simplify right side
    3,621,630.40x = 19,385,607,699,095.28
  5. Step 5: Solve for x
    x = 19,385,607,699,095.28/3,621,630.40
  6. Step 6: Final answer
    x = 5,352,729.45

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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.