Home / 1,208,192.13-1,809,840.35-558,845.41

Finding the Fourth Proportional to 1,208,192.13, 1,809,840.35 and 558,845.41

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Solution

The fourth proportional to 1,208,192.13, 1,809,840.35 and 558,845.41 is: 837,135.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,208,192.13 : 1,809,840.35 = 558,845.41 : x
  2. Step 2: Convert to fraction form
    1,208,192.13/1,809,840.35 = 558,845.41/x
  3. Step 3: Cross multiply
    1,208,192.13x = 1,809,840.35 × 558,845.41
  4. Step 4: Simplify right side
    1,208,192.13x = 1,011,420,969,302.81
  5. Step 5: Solve for x
    x = 1,011,420,969,302.81/1,208,192.13
  6. Step 6: Final answer
    x = 837,135.87

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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.