Home / 2,167,800.35-2,991,346.47-1,200,749.94

Finding the Fourth Proportional to 2,167,800.35, 2,991,346.47 and 1,200,749.94

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Solution

The fourth proportional to 2,167,800.35, 2,991,346.47 and 1,200,749.94 is: 1,656,914.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167,800.35 : 2,991,346.47 = 1,200,749.94 : x
  2. Step 2: Convert to fraction form
    2,167,800.35/2,991,346.47 = 1,200,749.94/x
  3. Step 3: Cross multiply
    2,167,800.35x = 2,991,346.47 × 1,200,749.94
  4. Step 4: Simplify right side
    2,167,800.35x = 3,591,859,094,371.71
  5. Step 5: Solve for x
    x = 3,591,859,094,371.71/2,167,800.35
  6. Step 6: Final answer
    x = 1,656,914.16

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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.