Home / 922,525.20-1,384,824.60-713,091.60

Finding the Fourth Proportional to 922,525.20, 1,384,824.60 and 713,091.60

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Solution

The fourth proportional to 922,525.20, 1,384,824.60 and 713,091.60 is: 1,070,438.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    922,525.20 : 1,384,824.60 = 713,091.60 : x
  2. Step 2: Convert to fraction form
    922,525.20/1,384,824.60 = 713,091.60/x
  3. Step 3: Cross multiply
    922,525.20x = 1,384,824.60 × 713,091.60
  4. Step 4: Simplify right side
    922,525.20x = 987,506,789,733.36
  5. Step 5: Solve for x
    x = 987,506,789,733.36/922,525.20
  6. Step 6: Final answer
    x = 1,070,438.82

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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.