Home / 2,692,789.60-4,037,175.60-1,627,607.20

Finding the Fourth Proportional to 2,692,789.60, 4,037,175.60 and 1,627,607.20

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Solution

The fourth proportional to 2,692,789.60, 4,037,175.60 and 1,627,607.20 is: 2,440,196.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,692,789.60 : 4,037,175.60 = 1,627,607.20 : x
  2. Step 2: Convert to fraction form
    2,692,789.60/4,037,175.60 = 1,627,607.20/x
  3. Step 3: Cross multiply
    2,692,789.60x = 4,037,175.60 × 1,627,607.20
  4. Step 4: Simplify right side
    2,692,789.60x = 6,570,936,074,224.32
  5. Step 5: Solve for x
    x = 6,570,936,074,224.32/2,692,789.60
  6. Step 6: Final answer
    x = 2,440,196.62

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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.