Home / 2,290,455.40-3,435,683.10-2,080,330.60

Finding the Fourth Proportional to 2,290,455.40, 3,435,683.10 and 2,080,330.60

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Solution

The fourth proportional to 2,290,455.40, 3,435,683.10 and 2,080,330.60 is: 3,120,495.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,455.40 : 3,435,683.10 = 2,080,330.60 : x
  2. Step 2: Convert to fraction form
    2,290,455.40/3,435,683.10 = 2,080,330.60/x
  3. Step 3: Cross multiply
    2,290,455.40x = 3,435,683.10 × 2,080,330.60
  4. Step 4: Simplify right side
    2,290,455.40x = 7,147,356,684,832.86
  5. Step 5: Solve for x
    x = 7,147,356,684,832.86/2,290,455.40
  6. Step 6: Final answer
    x = 3,120,495.90

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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.