Home / 1,081,693.98-1,621,793.64-474,190.92

Finding the Fourth Proportional to 1,081,693.98, 1,621,793.64 and 474,190.92

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Solution

The fourth proportional to 1,081,693.98, 1,621,793.64 and 474,190.92 is: 710,958.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,693.98 : 1,621,793.64 = 474,190.92 : x
  2. Step 2: Convert to fraction form
    1,081,693.98/1,621,793.64 = 474,190.92/x
  3. Step 3: Cross multiply
    1,081,693.98x = 1,621,793.64 × 474,190.92
  4. Step 4: Simplify right side
    1,081,693.98x = 769,039,818,201.75
  5. Step 5: Solve for x
    x = 769,039,818,201.75/1,081,693.98
  6. Step 6: Final answer
    x = 710,958.77

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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.