Home / 1,416,450.56-2,124,672.86-443,889.50

Finding the Fourth Proportional to 1,416,450.56, 2,124,672.86 and 443,889.50

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Solution

The fourth proportional to 1,416,450.56, 2,124,672.86 and 443,889.50 is: 665,833.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,416,450.56 : 2,124,672.86 = 443,889.50 : x
  2. Step 2: Convert to fraction form
    1,416,450.56/2,124,672.86 = 443,889.50/x
  3. Step 3: Cross multiply
    1,416,450.56x = 2,124,672.86 × 443,889.50
  4. Step 4: Simplify right side
    1,416,450.56x = 943,119,973,488.97
  5. Step 5: Solve for x
    x = 943,119,973,488.97/1,416,450.56
  6. Step 6: Final answer
    x = 665,833.32

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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.