Home / 1,206,673.56-1,665,135.90-662,703.48

Finding the Fourth Proportional to 1,206,673.56, 1,665,135.90 and 662,703.48

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Solution

The fourth proportional to 1,206,673.56, 1,665,135.90 and 662,703.48 is: 914,490.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,206,673.56 : 1,665,135.90 = 662,703.48 : x
  2. Step 2: Convert to fraction form
    1,206,673.56/1,665,135.90 = 662,703.48/x
  3. Step 3: Cross multiply
    1,206,673.56x = 1,665,135.90 × 662,703.48
  4. Step 4: Simplify right side
    1,206,673.56x = 1,103,491,355,602.93
  5. Step 5: Solve for x
    x = 1,103,491,355,602.93/1,206,673.56
  6. Step 6: Final answer
    x = 914,490.37

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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.