Home / 2,161,517.83-2,982,916.73-1,181,484.86

Finding the Fourth Proportional to 2,161,517.83, 2,982,916.73 and 1,181,484.86

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Solution

The fourth proportional to 2,161,517.83, 2,982,916.73 and 1,181,484.86 is: 1,630,461.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,517.83 : 2,982,916.73 = 1,181,484.86 : x
  2. Step 2: Convert to fraction form
    2,161,517.83/2,982,916.73 = 1,181,484.86/x
  3. Step 3: Cross multiply
    2,161,517.83x = 2,982,916.73 × 1,181,484.86
  4. Step 4: Simplify right side
    2,161,517.83x = 3,524,270,943,174.84
  5. Step 5: Solve for x
    x = 3,524,270,943,174.84/2,161,517.83
  6. Step 6: Final answer
    x = 1,630,461.20

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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.