Home / 906,991.80-1,360,487.70-802,015.80

Finding the Fourth Proportional to 906,991.80, 1,360,487.70 and 802,015.80

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Solution

The fourth proportional to 906,991.80, 1,360,487.70 and 802,015.80 is: 1,203,023.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,991.80 : 1,360,487.70 = 802,015.80 : x
  2. Step 2: Convert to fraction form
    906,991.80/1,360,487.70 = 802,015.80/x
  3. Step 3: Cross multiply
    906,991.80x = 1,360,487.70 × 802,015.80
  4. Step 4: Simplify right side
    906,991.80x = 1,091,132,631,105.66
  5. Step 5: Solve for x
    x = 1,091,132,631,105.66/906,991.80
  6. Step 6: Final answer
    x = 1,203,023.70

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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.