Home / 2,167,802.45-2,991,349.36-1,200,752.04

Finding the Fourth Proportional to 2,167,802.45, 2,991,349.36 and 1,200,752.04

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Solution

The fourth proportional to 2,167,802.45, 2,991,349.36 and 1,200,752.04 is: 1,656,917.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,167,802.45 : 2,991,349.36 = 1,200,752.04 : x
  2. Step 2: Convert to fraction form
    2,167,802.45/2,991,349.36 = 1,200,752.04/x
  3. Step 3: Cross multiply
    2,167,802.45x = 2,991,349.36 × 1,200,752.04
  4. Step 4: Simplify right side
    2,167,802.45x = 3,591,868,846,372.69
  5. Step 5: Solve for x
    x = 3,591,868,846,372.69/2,167,802.45
  6. Step 6: Final answer
    x = 1,656,917.05

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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.