Home / 1,647,778.04-2,470,766.03-1,308,401.52

Finding the Fourth Proportional to 1,647,778.04, 2,470,766.03 and 1,308,401.52

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Solution

The fourth proportional to 1,647,778.04, 2,470,766.03 and 1,308,401.52 is: 1,961,886.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,778.04 : 2,470,766.03 = 1,308,401.52 : x
  2. Step 2: Convert to fraction form
    1,647,778.04/2,470,766.03 = 1,308,401.52/x
  3. Step 3: Cross multiply
    1,647,778.04x = 2,470,766.03 × 1,308,401.52
  4. Step 4: Simplify right side
    1,647,778.04x = 3,232,754,027,580.86
  5. Step 5: Solve for x
    x = 3,232,754,027,580.86/1,647,778.04
  6. Step 6: Final answer
    x = 1,961,886.82

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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.