Home / 1,393,562.05-2,090,550.83-494,928.30

Finding the Fourth Proportional to 1,393,562.05, 2,090,550.83 and 494,928.30

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Solution

The fourth proportional to 1,393,562.05, 2,090,550.83 and 494,928.30 is: 742,466.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,393,562.05 : 2,090,550.83 = 494,928.30 : x
  2. Step 2: Convert to fraction form
    1,393,562.05/2,090,550.83 = 494,928.30/x
  3. Step 3: Cross multiply
    1,393,562.05x = 2,090,550.83 × 494,928.30
  4. Step 4: Simplify right side
    1,393,562.05x = 1,034,672,768,355.49
  5. Step 5: Solve for x
    x = 1,034,672,768,355.49/1,393,562.05
  6. Step 6: Final answer
    x = 742,466.23

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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.