Home / 1,192,866.48-1,645,528.37-709,087.50

Finding the Fourth Proportional to 1,192,866.48, 1,645,528.37 and 709,087.50

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Solution

The fourth proportional to 1,192,866.48, 1,645,528.37 and 709,087.50 is: 978,167.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,866.48 : 1,645,528.37 = 709,087.50 : x
  2. Step 2: Convert to fraction form
    1,192,866.48/1,645,528.37 = 709,087.50/x
  3. Step 3: Cross multiply
    1,192,866.48x = 1,645,528.37 × 709,087.50
  4. Step 4: Simplify right side
    1,192,866.48x = 1,166,823,594,516.94
  5. Step 5: Solve for x
    x = 1,166,823,594,516.94/1,192,866.48
  6. Step 6: Final answer
    x = 978,167.81

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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.