Home / 1,302,364.40-1,954,212.76-620,022.32

Finding the Fourth Proportional to 1,302,364.40, 1,954,212.76 and 620,022.32

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Solution

The fourth proportional to 1,302,364.40, 1,954,212.76 and 620,022.32 is: 930,350.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,302,364.40 : 1,954,212.76 = 620,022.32 : x
  2. Step 2: Convert to fraction form
    1,302,364.40/1,954,212.76 = 620,022.32/x
  3. Step 3: Cross multiply
    1,302,364.40x = 1,954,212.76 × 620,022.32
  4. Step 4: Simplify right side
    1,302,364.40x = 1,211,655,529,228.80
  5. Step 5: Solve for x
    x = 1,211,655,529,228.80/1,302,364.40
  6. Step 6: Final answer
    x = 930,350.62

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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.