Home / 906,921.80-1,360,382.70-801,945.80

Finding the Fourth Proportional to 906,921.80, 1,360,382.70 and 801,945.80

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Solution

The fourth proportional to 906,921.80, 1,360,382.70 and 801,945.80 is: 1,202,918.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    906,921.80 : 1,360,382.70 = 801,945.80 : x
  2. Step 2: Convert to fraction form
    906,921.80/1,360,382.70 = 801,945.80/x
  3. Step 3: Cross multiply
    906,921.80x = 1,360,382.70 × 801,945.80
  4. Step 4: Simplify right side
    906,921.80x = 1,090,953,192,657.66
  5. Step 5: Solve for x
    x = 1,090,953,192,657.66/906,921.80
  6. Step 6: Final answer
    x = 1,202,918.70

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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.