Home / 917,237.80-1,373,091.90-806,645.80

Finding the Fourth Proportional to 917,237.80, 1,373,091.90 and 806,645.80

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Solution

The fourth proportional to 917,237.80, 1,373,091.90 and 806,645.80 is: 1,207,537.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    917,237.80 : 1,373,091.90 = 806,645.80 : x
  2. Step 2: Convert to fraction form
    917,237.80/1,373,091.90 = 806,645.80/x
  3. Step 3: Cross multiply
    917,237.80x = 1,373,091.90 × 806,645.80
  4. Step 4: Simplify right side
    917,237.80x = 1,107,598,814,149.02
  5. Step 5: Solve for x
    x = 1,107,598,814,149.02/917,237.80
  6. Step 6: Final answer
    x = 1,207,537.25

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.