Home / 1,214,307.92-1,821,300.60-361,364.24

Finding the Fourth Proportional to 1,214,307.92, 1,821,300.60 and 361,364.24

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Solution

The fourth proportional to 1,214,307.92, 1,821,300.60 and 361,364.24 is: 541,998.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,307.92 : 1,821,300.60 = 361,364.24 : x
  2. Step 2: Convert to fraction form
    1,214,307.92/1,821,300.60 = 361,364.24/x
  3. Step 3: Cross multiply
    1,214,307.92x = 1,821,300.60 × 361,364.24
  4. Step 4: Simplify right side
    1,214,307.92x = 658,152,907,130.54
  5. Step 5: Solve for x
    x = 658,152,907,130.54/1,214,307.92
  6. Step 6: Final answer
    x = 541,998.36

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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.