Home / 1,078,747.80-1,619,288.10-606,355.80

Finding the Fourth Proportional to 1,078,747.80, 1,619,288.10 and 606,355.80

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Solution

The fourth proportional to 1,078,747.80, 1,619,288.10 and 606,355.80 is: 910,189.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,747.80 : 1,619,288.10 = 606,355.80 : x
  2. Step 2: Convert to fraction form
    1,078,747.80/1,619,288.10 = 606,355.80/x
  3. Step 3: Cross multiply
    1,078,747.80x = 1,619,288.10 × 606,355.80
  4. Step 4: Simplify right side
    1,078,747.80x = 981,864,731,305.98
  5. Step 5: Solve for x
    x = 981,864,731,305.98/1,078,747.80
  6. Step 6: Final answer
    x = 910,189.32

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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.