Home / 2,405,877.10-3,609,621.34-786,720.60

Finding the Fourth Proportional to 2,405,877.10, 3,609,621.34 and 786,720.60

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Solution

The fourth proportional to 2,405,877.10, 3,609,621.34 and 786,720.60 is: 1,180,344.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,405,877.10 : 3,609,621.34 = 786,720.60 : x
  2. Step 2: Convert to fraction form
    2,405,877.10/3,609,621.34 = 786,720.60/x
  3. Step 3: Cross multiply
    2,405,877.10x = 3,609,621.34 × 786,720.60
  4. Step 4: Simplify right side
    2,405,877.10x = 2,839,763,466,377.60
  5. Step 5: Solve for x
    x = 2,839,763,466,377.60/2,405,877.10
  6. Step 6: Final answer
    x = 1,180,344.36

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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.