Home / 1,213,957.24-1,821,296.76-539,945.44

Finding the Fourth Proportional to 1,213,957.24, 1,821,296.76 and 539,945.44

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Solution

The fourth proportional to 1,213,957.24, 1,821,296.76 and 539,945.44 is: 810,078.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,957.24 : 1,821,296.76 = 539,945.44 : x
  2. Step 2: Convert to fraction form
    1,213,957.24/1,821,296.76 = 539,945.44/x
  3. Step 3: Cross multiply
    1,213,957.24x = 1,821,296.76 × 539,945.44
  4. Step 4: Simplify right side
    1,213,957.24x = 983,400,880,448.77
  5. Step 5: Solve for x
    x = 983,400,880,448.77/1,213,957.24
  6. Step 6: Final answer
    x = 810,078.68

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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.