Home / 2,096,278.60-3,137,160.30-1,255,433.80

Finding the Fourth Proportional to 2,096,278.60, 3,137,160.30 and 1,255,433.80

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Solution

The fourth proportional to 2,096,278.60, 3,137,160.30 and 1,255,433.80 is: 1,878,804.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,096,278.60 : 3,137,160.30 = 1,255,433.80 : x
  2. Step 2: Convert to fraction form
    2,096,278.60/3,137,160.30 = 1,255,433.80/x
  3. Step 3: Cross multiply
    2,096,278.60x = 3,137,160.30 × 1,255,433.80
  4. Step 4: Simplify right side
    2,096,278.60x = 3,938,497,076,638.14
  5. Step 5: Solve for x
    x = 3,938,497,076,638.14/2,096,278.60
  6. Step 6: Final answer
    x = 1,878,804.22

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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.