Home / 2,695,108.10-4,042,662.15-2,216,811.20

Finding the Fourth Proportional to 2,695,108.10, 4,042,662.15 and 2,216,811.20

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Solution

The fourth proportional to 2,695,108.10, 4,042,662.15 and 2,216,811.20 is: 3,325,216.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,695,108.10 : 4,042,662.15 = 2,216,811.20 : x
  2. Step 2: Convert to fraction form
    2,695,108.10/4,042,662.15 = 2,216,811.20/x
  3. Step 3: Cross multiply
    2,695,108.10x = 4,042,662.15 × 2,216,811.20
  4. Step 4: Simplify right side
    2,695,108.10x = 8,961,818,731,936.08
  5. Step 5: Solve for x
    x = 8,961,818,731,936.08/2,695,108.10
  6. Step 6: Final answer
    x = 3,325,216.80

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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.