Home / 2,585,318.16-3,876,178.44-1,145,219.76

Finding the Fourth Proportional to 2,585,318.16, 3,876,178.44 and 1,145,219.76

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Solution

The fourth proportional to 2,585,318.16, 3,876,178.44 and 1,145,219.76 is: 1,717,032.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,585,318.16 : 3,876,178.44 = 1,145,219.76 : x
  2. Step 2: Convert to fraction form
    2,585,318.16/3,876,178.44 = 1,145,219.76/x
  3. Step 3: Cross multiply
    2,585,318.16x = 3,876,178.44 × 1,145,219.76
  4. Step 4: Simplify right side
    2,585,318.16x = 4,439,076,142,773.97
  5. Step 5: Solve for x
    x = 4,439,076,142,773.97/2,585,318.16
  6. Step 6: Final answer
    x = 1,717,032.82

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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.