Home / 1,805,855.40-2,707,908.30-1,006,288.20

Finding the Fourth Proportional to 1,805,855.40, 2,707,908.30 and 1,006,288.20

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Solution

The fourth proportional to 1,805,855.40, 2,707,908.30 and 1,006,288.20 is: 1,508,944.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,805,855.40 : 2,707,908.30 = 1,006,288.20 : x
  2. Step 2: Convert to fraction form
    1,805,855.40/2,707,908.30 = 1,006,288.20/x
  3. Step 3: Cross multiply
    1,805,855.40x = 2,707,908.30 × 1,006,288.20
  4. Step 4: Simplify right side
    1,805,855.40x = 2,724,936,168,972.06
  5. Step 5: Solve for x
    x = 2,724,936,168,972.06/1,805,855.40
  6. Step 6: Final answer
    x = 1,508,944.83

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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.