Home / 3,941,128.80-5,909,360.40-2,051,560.80

Finding the Fourth Proportional to 3,941,128.80, 5,909,360.40 and 2,051,560.80

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Solution

The fourth proportional to 3,941,128.80, 5,909,360.40 and 2,051,560.80 is: 3,076,126.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,128.80 : 5,909,360.40 = 2,051,560.80 : x
  2. Step 2: Convert to fraction form
    3,941,128.80/5,909,360.40 = 2,051,560.80/x
  3. Step 3: Cross multiply
    3,941,128.80x = 5,909,360.40 × 2,051,560.80
  4. Step 4: Simplify right side
    3,941,128.80x = 12,123,412,149,712.32
  5. Step 5: Solve for x
    x = 12,123,412,149,712.32/3,941,128.80
  6. Step 6: Final answer
    x = 3,076,126.86

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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.