Home / 2,784,197.44-3,842,200.74-1,543,895.15

Finding the Fourth Proportional to 2,784,197.44, 3,842,200.74 and 1,543,895.15

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Solution

The fourth proportional to 2,784,197.44, 3,842,200.74 and 1,543,895.15 is: 2,130,579.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,784,197.44 : 3,842,200.74 = 1,543,895.15 : x
  2. Step 2: Convert to fraction form
    2,784,197.44/3,842,200.74 = 1,543,895.15/x
  3. Step 3: Cross multiply
    2,784,197.44x = 3,842,200.74 × 1,543,895.15
  4. Step 4: Simplify right side
    2,784,197.44x = 5,931,955,080,092.94
  5. Step 5: Solve for x
    x = 5,931,955,080,092.94/2,784,197.44
  6. Step 6: Final answer
    x = 2,130,579.90

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.