Home / 2,220,941.70-3,064,900.68-1,202,346.45

Finding the Fourth Proportional to 2,220,941.70, 3,064,900.68 and 1,202,346.45

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Solution

The fourth proportional to 2,220,941.70, 3,064,900.68 and 1,202,346.45 is: 1,659,238.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,220,941.70 : 3,064,900.68 = 1,202,346.45 : x
  2. Step 2: Convert to fraction form
    2,220,941.70/3,064,900.68 = 1,202,346.45/x
  3. Step 3: Cross multiply
    2,220,941.70x = 3,064,900.68 × 1,202,346.45
  4. Step 4: Simplify right side
    2,220,941.70x = 3,685,072,452,200.59
  5. Step 5: Solve for x
    x = 3,685,072,452,200.59/2,220,941.70
  6. Step 6: Final answer
    x = 1,659,238.71

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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.