Home / 1,820,082.81-2,511,694.52-1,004,320.88

Finding the Fourth Proportional to 1,820,082.81, 2,511,694.52 and 1,004,320.88

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Solution

The fourth proportional to 1,820,082.81, 2,511,694.52 and 1,004,320.88 is: 1,385,951.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,082.81 : 2,511,694.52 = 1,004,320.88 : x
  2. Step 2: Convert to fraction form
    1,820,082.81/2,511,694.52 = 1,004,320.88/x
  3. Step 3: Cross multiply
    1,820,082.81x = 2,511,694.52 × 1,004,320.88
  4. Step 4: Simplify right side
    1,820,082.81x = 2,522,547,238,059.11
  5. Step 5: Solve for x
    x = 2,522,547,238,059.11/1,820,082.81
  6. Step 6: Final answer
    x = 1,385,951.91

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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.