Home / 1,097,116.70-1,645,675.05-923,906.30

Finding the Fourth Proportional to 1,097,116.70, 1,645,675.05 and 923,906.30

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Solution

The fourth proportional to 1,097,116.70, 1,645,675.05 and 923,906.30 is: 1,385,859.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,097,116.70 : 1,645,675.05 = 923,906.30 : x
  2. Step 2: Convert to fraction form
    1,097,116.70/1,645,675.05 = 923,906.30/x
  3. Step 3: Cross multiply
    1,097,116.70x = 1,645,675.05 × 923,906.30
  4. Step 4: Simplify right side
    1,097,116.70x = 1,520,449,546,447.82
  5. Step 5: Solve for x
    x = 1,520,449,546,447.82/1,097,116.70
  6. Step 6: Final answer
    x = 1,385,859.45

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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.