Home / 2,406,401.20-3,608,435.40-1,340,311.60

Finding the Fourth Proportional to 2,406,401.20, 3,608,435.40 and 1,340,311.60

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Solution

The fourth proportional to 2,406,401.20, 3,608,435.40 and 1,340,311.60 is: 2,009,817.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,406,401.20 : 3,608,435.40 = 1,340,311.60 : x
  2. Step 2: Convert to fraction form
    2,406,401.20/3,608,435.40 = 1,340,311.60/x
  3. Step 3: Cross multiply
    2,406,401.20x = 3,608,435.40 × 1,340,311.60
  4. Step 4: Simplify right side
    2,406,401.20x = 4,836,427,824,470.64
  5. Step 5: Solve for x
    x = 4,836,427,824,470.64/2,406,401.20
  6. Step 6: Final answer
    x = 2,009,817.74

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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.