Home / 1,090,350.02-1,635,636.89-416,997.68

Finding the Fourth Proportional to 1,090,350.02, 1,635,636.89 and 416,997.68

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Solution

The fourth proportional to 1,090,350.02, 1,635,636.89 and 416,997.68 is: 625,539.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,350.02 : 1,635,636.89 = 416,997.68 : x
  2. Step 2: Convert to fraction form
    1,090,350.02/1,635,636.89 = 416,997.68/x
  3. Step 3: Cross multiply
    1,090,350.02x = 1,635,636.89 × 416,997.68
  4. Step 4: Simplify right side
    1,090,350.02x = 682,056,781,316.73
  5. Step 5: Solve for x
    x = 682,056,781,316.73/1,090,350.02
  6. Step 6: Final answer
    x = 625,539.29

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1.5x scale

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.