Home / 1,301,333.58-1,793,406.13-938,138.49

Finding the Fourth Proportional to 1,301,333.58, 1,793,406.13 and 938,138.49

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Solution

The fourth proportional to 1,301,333.58, 1,793,406.13 and 938,138.49 is: 1,292,876.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,301,333.58 : 1,793,406.13 = 938,138.49 : x
  2. Step 2: Convert to fraction form
    1,301,333.58/1,793,406.13 = 938,138.49/x
  3. Step 3: Cross multiply
    1,301,333.58x = 1,793,406.13 × 938,138.49
  4. Step 4: Simplify right side
    1,301,333.58x = 1,682,463,318,754.94
  5. Step 5: Solve for x
    x = 1,682,463,318,754.94/1,301,333.58
  6. Step 6: Final answer
    x = 1,292,876.28

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.