Home / 3,312,408.60-4,968,612.90-1,892,608.20

Finding the Fourth Proportional to 3,312,408.60, 4,968,612.90 and 1,892,608.20

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Solution

The fourth proportional to 3,312,408.60, 4,968,612.90 and 1,892,608.20 is: 2,838,912.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,312,408.60 : 4,968,612.90 = 1,892,608.20 : x
  2. Step 2: Convert to fraction form
    3,312,408.60/4,968,612.90 = 1,892,608.20/x
  3. Step 3: Cross multiply
    3,312,408.60x = 4,968,612.90 × 1,892,608.20
  4. Step 4: Simplify right side
    3,312,408.60x = 9,403,637,517,165.78
  5. Step 5: Solve for x
    x = 9,403,637,517,165.78/3,312,408.60
  6. Step 6: Final answer
    x = 2,838,912.30

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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.