Home / 1,027,921.83-1,541,817.08-317,890.41

Finding the Fourth Proportional to 1,027,921.83, 1,541,817.08 and 317,890.41

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Solution

The fourth proportional to 1,027,921.83, 1,541,817.08 and 317,890.41 is: 476,815.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,921.83 : 1,541,817.08 = 317,890.41 : x
  2. Step 2: Convert to fraction form
    1,027,921.83/1,541,817.08 = 317,890.41/x
  3. Step 3: Cross multiply
    1,027,921.83x = 1,541,817.08 × 317,890.41
  4. Step 4: Simplify right side
    1,027,921.83x = 490,128,857,527.03
  5. Step 5: Solve for x
    x = 490,128,857,527.03/1,027,921.83
  6. Step 6: Final answer
    x = 476,815.30

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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.