Home / 1,273,406.09-1,909,451.82-374,731.14

Finding the Fourth Proportional to 1,273,406.09, 1,909,451.82 and 374,731.14

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Solution

The fourth proportional to 1,273,406.09, 1,909,451.82 and 374,731.14 is: 561,903.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,406.09 : 1,909,451.82 = 374,731.14 : x
  2. Step 2: Convert to fraction form
    1,273,406.09/1,909,451.82 = 374,731.14/x
  3. Step 3: Cross multiply
    1,273,406.09x = 1,909,451.82 × 374,731.14
  4. Step 4: Simplify right side
    1,273,406.09x = 715,531,057,283.68
  5. Step 5: Solve for x
    x = 715,531,057,283.68/1,273,406.09
  6. Step 6: Final answer
    x = 561,903.28

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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.