Home / 1,190,128.49-1,785,494.82-550,893.34

Finding the Fourth Proportional to 1,190,128.49, 1,785,494.82 and 550,893.34

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Solution

The fourth proportional to 1,190,128.49, 1,785,494.82 and 550,893.34 is: 826,479.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,190,128.49 : 1,785,494.82 = 550,893.34 : x
  2. Step 2: Convert to fraction form
    1,190,128.49/1,785,494.82 = 550,893.34/x
  3. Step 3: Cross multiply
    1,190,128.49x = 1,785,494.82 × 550,893.34
  4. Step 4: Simplify right side
    1,190,128.49x = 983,617,205,180.00
  5. Step 5: Solve for x
    x = 983,617,205,180.00/1,190,128.49
  6. Step 6: Final answer
    x = 826,479.84

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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.