Home / 4,080,969.20-6,114,455.40-1,946,457.20

Finding the Fourth Proportional to 4,080,969.20, 6,114,455.40 and 1,946,457.20

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Solution

The fourth proportional to 4,080,969.20, 6,114,455.40 and 1,946,457.20 is: 2,916,347.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,969.20 : 6,114,455.40 = 1,946,457.20 : x
  2. Step 2: Convert to fraction form
    4,080,969.20/6,114,455.40 = 1,946,457.20/x
  3. Step 3: Cross multiply
    4,080,969.20x = 6,114,455.40 × 1,946,457.20
  4. Step 4: Simplify right side
    4,080,969.20x = 11,901,525,737,408.88
  5. Step 5: Solve for x
    x = 11,901,525,737,408.88/4,080,969.20
  6. Step 6: Final answer
    x = 2,916,347.85

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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.