Home / 1,206,651.34-1,665,133.23-670,141.90

Finding the Fourth Proportional to 1,206,651.34, 1,665,133.23 and 670,141.90

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Solution

The fourth proportional to 1,206,651.34, 1,665,133.23 and 670,141.90 is: 924,770.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,651.34 : 1,665,133.23 = 670,141.90 : x
  2. Step 2: Convert to fraction form
    1,206,651.34/1,665,133.23 = 670,141.90/x
  3. Step 3: Cross multiply
    1,206,651.34x = 1,665,133.23 × 670,141.90
  4. Step 4: Simplify right side
    1,206,651.34x = 1,115,875,546,505.34
  5. Step 5: Solve for x
    x = 1,115,875,546,505.34/1,206,651.34
  6. Step 6: Final answer
    x = 924,770.49

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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.