Home / 2,256,776.63-3,114,351.69-1,289,927.67

Finding the Fourth Proportional to 2,256,776.63, 3,114,351.69 and 1,289,927.67

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Solution

The fourth proportional to 2,256,776.63, 3,114,351.69 and 1,289,927.67 is: 1,780,100.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,256,776.63 : 3,114,351.69 = 1,289,927.67 : x
  2. Step 2: Convert to fraction form
    2,256,776.63/3,114,351.69 = 1,289,927.67/x
  3. Step 3: Cross multiply
    2,256,776.63x = 3,114,351.69 × 1,289,927.67
  4. Step 4: Simplify right side
    2,256,776.63x = 4,017,288,419,042.26
  5. Step 5: Solve for x
    x = 4,017,288,419,042.26/2,256,776.63
  6. Step 6: Final answer
    x = 1,780,100.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.