Home / 2,107,248.08-3,160,880.32-509,808.60

Finding the Fourth Proportional to 2,107,248.08, 3,160,880.32 and 509,808.60

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Solution

The fourth proportional to 2,107,248.08, 3,160,880.32 and 509,808.60 is: 764,714.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,248.08 : 3,160,880.32 = 509,808.60 : x
  2. Step 2: Convert to fraction form
    2,107,248.08/3,160,880.32 = 509,808.60/x
  3. Step 3: Cross multiply
    2,107,248.08x = 3,160,880.32 × 509,808.60
  4. Step 4: Simplify right side
    2,107,248.08x = 1,611,443,970,706.75
  5. Step 5: Solve for x
    x = 1,611,443,970,706.75/2,107,248.08
  6. Step 6: Final answer
    x = 764,714.88

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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.