Home / 1,317,518.60-1,976,394.90-548,846.60

Finding the Fourth Proportional to 1,317,518.60, 1,976,394.90 and 548,846.60

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Solution

The fourth proportional to 1,317,518.60, 1,976,394.90 and 548,846.60 is: 823,318.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,518.60 : 1,976,394.90 = 548,846.60 : x
  2. Step 2: Convert to fraction form
    1,317,518.60/1,976,394.90 = 548,846.60/x
  3. Step 3: Cross multiply
    1,317,518.60x = 1,976,394.90 × 548,846.60
  4. Step 4: Simplify right side
    1,317,518.60x = 1,084,737,621,122.34
  5. Step 5: Solve for x
    x = 1,084,737,621,122.34/1,317,518.60
  6. Step 6: Final answer
    x = 823,318.64

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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.