Home / 2,243,090.70-3,364,636.05-1,640,790.90

Finding the Fourth Proportional to 2,243,090.70, 3,364,636.05 and 1,640,790.90

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Solution

The fourth proportional to 2,243,090.70, 3,364,636.05 and 1,640,790.90 is: 2,461,186.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,243,090.70 : 3,364,636.05 = 1,640,790.90 : x
  2. Step 2: Convert to fraction form
    2,243,090.70/3,364,636.05 = 1,640,790.90/x
  3. Step 3: Cross multiply
    2,243,090.70x = 3,364,636.05 × 1,640,790.90
  4. Step 4: Simplify right side
    2,243,090.70x = 5,520,664,212,651.94
  5. Step 5: Solve for x
    x = 5,520,664,212,651.94/2,243,090.70
  6. Step 6: Final answer
    x = 2,461,186.35

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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.