Home / 2,166,606.03-2,989,914.47-1,199,736.30

Finding the Fourth Proportional to 2,166,606.03, 2,989,914.47 and 1,199,736.30

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Solution

The fourth proportional to 2,166,606.03, 2,989,914.47 and 1,199,736.30 is: 1,655,635.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,166,606.03 : 2,989,914.47 = 1,199,736.30 : x
  2. Step 2: Convert to fraction form
    2,166,606.03/2,989,914.47 = 1,199,736.30/x
  3. Step 3: Cross multiply
    2,166,606.03x = 2,989,914.47 × 1,199,736.30
  4. Step 4: Simplify right side
    2,166,606.03x = 3,587,108,923,554.26
  5. Step 5: Solve for x
    x = 3,587,108,923,554.26/2,166,606.03
  6. Step 6: Final answer
    x = 1,655,635.07

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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.