Home / 2,850,784.01-3,934,082.63-1,561,670.22

Finding the Fourth Proportional to 2,850,784.01, 3,934,082.63 and 1,561,670.22

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Solution

The fourth proportional to 2,850,784.01, 3,934,082.63 and 1,561,670.22 is: 2,155,105.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,850,784.01 : 3,934,082.63 = 1,561,670.22 : x
  2. Step 2: Convert to fraction form
    2,850,784.01/3,934,082.63 = 1,561,670.22/x
  3. Step 3: Cross multiply
    2,850,784.01x = 3,934,082.63 × 1,561,670.22
  4. Step 4: Simplify right side
    2,850,784.01x = 6,143,739,678,481.93
  5. Step 5: Solve for x
    x = 6,143,739,678,481.93/2,850,784.01
  6. Step 6: Final answer
    x = 2,155,105.29

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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.