Home / 1,090,513.46-1,635,645.02-291,857.33

Finding the Fourth Proportional to 1,090,513.46, 1,635,645.02 and 291,857.33

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Solution

The fourth proportional to 1,090,513.46, 1,635,645.02 and 291,857.33 is: 437,752.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,513.46 : 1,635,645.02 = 291,857.33 : x
  2. Step 2: Convert to fraction form
    1,090,513.46/1,635,645.02 = 291,857.33/x
  3. Step 3: Cross multiply
    1,090,513.46x = 1,635,645.02 × 291,857.33
  4. Step 4: Simplify right side
    1,090,513.46x = 477,374,978,727.49
  5. Step 5: Solve for x
    x = 477,374,978,727.49/1,090,513.46
  6. Step 6: Final answer
    x = 437,752.49

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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.