Home / 2,290,951.20-3,436,426.80-1,283,181.60

Finding the Fourth Proportional to 2,290,951.20, 3,436,426.80 and 1,283,181.60

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Solution

The fourth proportional to 2,290,951.20, 3,436,426.80 and 1,283,181.60 is: 1,924,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,290,951.20 : 3,436,426.80 = 1,283,181.60 : x
  2. Step 2: Convert to fraction form
    2,290,951.20/3,436,426.80 = 1,283,181.60/x
  3. Step 3: Cross multiply
    2,290,951.20x = 3,436,426.80 × 1,283,181.60
  4. Step 4: Simplify right side
    2,290,951.20x = 4,409,559,639,506.88
  5. Step 5: Solve for x
    x = 4,409,559,639,506.88/2,290,951.20
  6. Step 6: Final answer
    x = 1,924,772.40

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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.