Home / 1,192,904.16-1,645,665.30-709,194.84

Finding the Fourth Proportional to 1,192,904.16, 1,645,665.30 and 709,194.84

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Solution

The fourth proportional to 1,192,904.16, 1,645,665.30 and 709,194.84 is: 978,366.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,904.16 : 1,645,665.30 = 709,194.84 : x
  2. Step 2: Convert to fraction form
    1,192,904.16/1,645,665.30 = 709,194.84/x
  3. Step 3: Cross multiply
    1,192,904.16x = 1,645,665.30 × 709,194.84
  4. Step 4: Simplify right side
    1,192,904.16x = 1,167,097,339,127.05
  5. Step 5: Solve for x
    x = 1,167,097,339,127.05/1,192,904.16
  6. Step 6: Final answer
    x = 978,366.39

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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.