Home / 980,429.92-1,471,889.28-833,619.04

Finding the Fourth Proportional to 980,429.92, 1,471,889.28 and 833,619.04

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Solution

The fourth proportional to 980,429.92, 1,471,889.28 and 833,619.04 is: 1,251,486.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    980,429.92 : 1,471,889.28 = 833,619.04 : x
  2. Step 2: Convert to fraction form
    980,429.92/1,471,889.28 = 833,619.04/x
  3. Step 3: Cross multiply
    980,429.92x = 1,471,889.28 × 833,619.04
  4. Step 4: Simplify right side
    980,429.92x = 1,226,994,928,579.89
  5. Step 5: Solve for x
    x = 1,226,994,928,579.89/980,429.92
  6. Step 6: Final answer
    x = 1,251,486.62

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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.