Home / 2,161,483.57-3,243,346.86-963,127.16

Finding the Fourth Proportional to 2,161,483.57, 3,243,346.86 and 963,127.16

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Solution

The fourth proportional to 2,161,483.57, 3,243,346.86 and 963,127.16 is: 1,445,190.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,161,483.57 : 3,243,346.86 = 963,127.16 : x
  2. Step 2: Convert to fraction form
    2,161,483.57/3,243,346.86 = 963,127.16/x
  3. Step 3: Cross multiply
    2,161,483.57x = 3,243,346.86 × 963,127.16
  4. Step 4: Simplify right side
    2,161,483.57x = 3,123,755,467,968.09
  5. Step 5: Solve for x
    x = 3,123,755,467,968.09/2,161,483.57
  6. Step 6: Final answer
    x = 1,445,190.48

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.