Home / 1,621,091.43-2,237,113.67-886,060.89

Finding the Fourth Proportional to 1,621,091.43, 2,237,113.67 and 886,060.89

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Solution

The fourth proportional to 1,621,091.43, 2,237,113.67 and 886,060.89 is: 1,222,768.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,621,091.43 : 2,237,113.67 = 886,060.89 : x
  2. Step 2: Convert to fraction form
    1,621,091.43/2,237,113.67 = 886,060.89/x
  3. Step 3: Cross multiply
    1,621,091.43x = 2,237,113.67 × 886,060.89
  4. Step 4: Simplify right side
    1,621,091.43x = 1,982,218,925,041.06
  5. Step 5: Solve for x
    x = 1,982,218,925,041.06/1,621,091.43
  6. Step 6: Final answer
    x = 1,222,768.12

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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.