Home / 3,156,003.60-4,734,005.40-1,812,310.80

Finding the Fourth Proportional to 3,156,003.60, 4,734,005.40 and 1,812,310.80

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Solution

The fourth proportional to 3,156,003.60, 4,734,005.40 and 1,812,310.80 is: 2,718,466.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,156,003.60 : 4,734,005.40 = 1,812,310.80 : x
  2. Step 2: Convert to fraction form
    3,156,003.60/4,734,005.40 = 1,812,310.80/x
  3. Step 3: Cross multiply
    3,156,003.60x = 4,734,005.40 × 1,812,310.80
  4. Step 4: Simplify right side
    3,156,003.60x = 8,579,489,113,678.32
  5. Step 5: Solve for x
    x = 8,579,489,113,678.32/3,156,003.60
  6. Step 6: Final answer
    x = 2,718,466.20

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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.