Home / 1,214,102.15-1,675,474.54-670,238.25

Finding the Fourth Proportional to 1,214,102.15, 1,675,474.54 and 670,238.25

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Solution

The fourth proportional to 1,214,102.15, 1,675,474.54 and 670,238.25 is: 924,936.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,214,102.15 : 1,675,474.54 = 670,238.25 : x
  2. Step 2: Convert to fraction form
    1,214,102.15/1,675,474.54 = 670,238.25/x
  3. Step 3: Cross multiply
    1,214,102.15x = 1,675,474.54 × 670,238.25
  4. Step 4: Simplify right side
    1,214,102.15x = 1,122,967,115,650.53
  5. Step 5: Solve for x
    x = 1,122,967,115,650.53/1,214,102.15
  6. Step 6: Final answer
    x = 924,936.27

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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.