Home / 1,192,914.46-1,646,209.15-709,468.98

Finding the Fourth Proportional to 1,192,914.46, 1,646,209.15 and 709,468.98

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Solution

The fourth proportional to 1,192,914.46, 1,646,209.15 and 709,468.98 is: 979,059.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,192,914.46 : 1,646,209.15 = 709,468.98 : x
  2. Step 2: Convert to fraction form
    1,192,914.46/1,646,209.15 = 709,468.98/x
  3. Step 3: Cross multiply
    1,192,914.46x = 1,646,209.15 × 709,468.98
  4. Step 4: Simplify right side
    1,192,914.46x = 1,167,934,326,517.17
  5. Step 5: Solve for x
    x = 1,167,934,326,517.17/1,192,914.46
  6. Step 6: Final answer
    x = 979,059.58

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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.