Home / 1,257,933.18-1,735,968.52-684,984.54

Finding the Fourth Proportional to 1,257,933.18, 1,735,968.52 and 684,984.54

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Solution

The fourth proportional to 1,257,933.18, 1,735,968.52 and 684,984.54 is: 945,289.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,257,933.18 : 1,735,968.52 = 684,984.54 : x
  2. Step 2: Convert to fraction form
    1,257,933.18/1,735,968.52 = 684,984.54/x
  3. Step 3: Cross multiply
    1,257,933.18x = 1,735,968.52 × 684,984.54
  4. Step 4: Simplify right side
    1,257,933.18x = 1,189,111,598,126.68
  5. Step 5: Solve for x
    x = 1,189,111,598,126.68/1,257,933.18
  6. Step 6: Final answer
    x = 945,289.95

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.