Home / 1,192,795.77-1,645,935.27-709,267.49

Finding the Fourth Proportional to 1,192,795.77, 1,645,935.27 and 709,267.49

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Solution

The fourth proportional to 1,192,795.77, 1,645,935.27 and 709,267.49 is: 978,716.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,795.77 : 1,645,935.27 = 709,267.49 : x
  2. Step 2: Convert to fraction form
    1,192,795.77/1,645,935.27 = 709,267.49/x
  3. Step 3: Cross multiply
    1,192,795.77x = 1,645,935.27 × 709,267.49
  4. Step 4: Simplify right side
    1,192,795.77x = 1,167,408,369,425.70
  5. Step 5: Solve for x
    x = 1,167,408,369,425.70/1,192,795.77
  6. Step 6: Final answer
    x = 978,716.05

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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.