Home / 1,416,245.40-1,954,427.40-843,309.72

Finding the Fourth Proportional to 1,416,245.40, 1,954,427.40 and 843,309.72

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Solution

The fourth proportional to 1,416,245.40, 1,954,427.40 and 843,309.72 is: 1,163,772.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,245.40 : 1,954,427.40 = 843,309.72 : x
  2. Step 2: Convert to fraction form
    1,416,245.40/1,954,427.40 = 843,309.72/x
  3. Step 3: Cross multiply
    1,416,245.40x = 1,954,427.40 × 843,309.72
  4. Step 4: Simplify right side
    1,416,245.40x = 1,648,187,623,454.33
  5. Step 5: Solve for x
    x = 1,648,187,623,454.33/1,416,245.40
  6. Step 6: Final answer
    x = 1,163,772.62

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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.