Home / 2,000,287.64-2,760,405.76-1,082,516.92

Finding the Fourth Proportional to 2,000,287.64, 2,760,405.76 and 1,082,516.92

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Solution

The fourth proportional to 2,000,287.64, 2,760,405.76 and 1,082,516.92 is: 1,493,878.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,000,287.64 : 2,760,405.76 = 1,082,516.92 : x
  2. Step 2: Convert to fraction form
    2,000,287.64/2,760,405.76 = 1,082,516.92/x
  3. Step 3: Cross multiply
    2,000,287.64x = 2,760,405.76 × 1,082,516.92
  4. Step 4: Simplify right side
    2,000,287.64x = 2,988,185,941,265.46
  5. Step 5: Solve for x
    x = 2,988,185,941,265.46/2,000,287.64
  6. Step 6: Final answer
    x = 1,493,878.12

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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.