Home / 2,910,343.67-4,016,398.53-1,621,184.93

Finding the Fourth Proportional to 2,910,343.67, 4,016,398.53 and 1,621,184.93

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Solution

The fourth proportional to 2,910,343.67, 4,016,398.53 and 1,621,184.93 is: 2,237,304.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,910,343.67 : 4,016,398.53 = 1,621,184.93 : x
  2. Step 2: Convert to fraction form
    2,910,343.67/4,016,398.53 = 1,621,184.93/x
  3. Step 3: Cross multiply
    2,910,343.67x = 4,016,398.53 × 1,621,184.93
  4. Step 4: Simplify right side
    2,910,343.67x = 6,511,324,749,628.16
  5. Step 5: Solve for x
    x = 6,511,324,749,628.16/2,910,343.67
  6. Step 6: Final answer
    x = 2,237,304.42

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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.