Home / 1,630,025.40-2,445,912.90-683,491.80

Finding the Fourth Proportional to 1,630,025.40, 2,445,912.90 and 683,491.80

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Solution

The fourth proportional to 1,630,025.40, 2,445,912.90 and 683,491.80 is: 1,025,604.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,630,025.40 : 2,445,912.90 = 683,491.80 : x
  2. Step 2: Convert to fraction form
    1,630,025.40/2,445,912.90 = 683,491.80/x
  3. Step 3: Cross multiply
    1,630,025.40x = 2,445,912.90 × 683,491.80
  4. Step 4: Simplify right side
    1,630,025.40x = 1,671,761,410,664.22
  5. Step 5: Solve for x
    x = 1,671,761,410,664.22/1,630,025.40
  6. Step 6: Final answer
    x = 1,025,604.52

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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.