Home / 1,229,975.19-1,697,367.51-713,829.83

Finding the Fourth Proportional to 1,229,975.19, 1,697,367.51 and 713,829.83

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Solution

The fourth proportional to 1,229,975.19, 1,697,367.51 and 713,829.83 is: 985,086.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,229,975.19 : 1,697,367.51 = 713,829.83 : x
  2. Step 2: Convert to fraction form
    1,229,975.19/1,697,367.51 = 713,829.83/x
  3. Step 3: Cross multiply
    1,229,975.19x = 1,697,367.51 × 713,829.83
  4. Step 4: Simplify right side
    1,229,975.19x = 1,211,631,552,623.99
  5. Step 5: Solve for x
    x = 1,211,631,552,623.99/1,229,975.19
  6. Step 6: Final answer
    x = 985,086.17

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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.