Home / 3,710,997.72-5,121,090-2,183,203.08

Finding the Fourth Proportional to 3,710,997.72, 5,121,090 and 2,183,203.08

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Solution

The fourth proportional to 3,710,997.72, 5,121,090 and 2,183,203.08 is: 3,012,769.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,710,997.72 : 5,121,090 = 2,183,203.08 : x
  2. Step 2: Convert to fraction form
    3,710,997.72/5,121,090 = 2,183,203.08/x
  3. Step 3: Cross multiply
    3,710,997.72x = 5,121,090 × 2,183,203.08
  4. Step 4: Simplify right side
    3,710,997.72x = 11,180,379,460,957.20
  5. Step 5: Solve for x
    x = 11,180,379,460,957.20/3,710,997.72
  6. Step 6: Final answer
    x = 3,012,769.15

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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.