Home / 3,621,102.48-4,997,122.56-1,989,614.16

Finding the Fourth Proportional to 3,621,102.48, 4,997,122.56 and 1,989,614.16

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Solution

The fourth proportional to 3,621,102.48, 4,997,122.56 and 1,989,614.16 is: 2,745,668.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,102.48 : 4,997,122.56 = 1,989,614.16 : x
  2. Step 2: Convert to fraction form
    3,621,102.48/4,997,122.56 = 1,989,614.16/x
  3. Step 3: Cross multiply
    3,621,102.48x = 4,997,122.56 × 1,989,614.16
  4. Step 4: Simplify right side
    3,621,102.48x = 9,942,345,804,631.45
  5. Step 5: Solve for x
    x = 9,942,345,804,631.45/3,621,102.48
  6. Step 6: Final answer
    x = 2,745,668.17

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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.