Home / 1,213,914.36-1,675,201.95-670,050.30

Finding the Fourth Proportional to 1,213,914.36, 1,675,201.95 and 670,050.30

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Solution

The fourth proportional to 1,213,914.36, 1,675,201.95 and 670,050.30 is: 924,669.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,914.36 : 1,675,201.95 = 670,050.30 : x
  2. Step 2: Convert to fraction form
    1,213,914.36/1,675,201.95 = 670,050.30/x
  3. Step 3: Cross multiply
    1,213,914.36x = 1,675,201.95 × 670,050.30
  4. Step 4: Simplify right side
    1,213,914.36x = 1,122,469,569,158.09
  5. Step 5: Solve for x
    x = 1,122,469,569,158.09/1,213,914.36
  6. Step 6: Final answer
    x = 924,669.49

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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.