Home / 2,147,330-2,963,372.12-1,167,334.96

Finding the Fourth Proportional to 2,147,330, 2,963,372.12 and 1,167,334.96

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Solution

The fourth proportional to 2,147,330, 2,963,372.12 and 1,167,334.96 is: 1,610,953.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,330 : 2,963,372.12 = 1,167,334.96 : x
  2. Step 2: Convert to fraction form
    2,147,330/2,963,372.12 = 1,167,334.96/x
  3. Step 3: Cross multiply
    2,147,330x = 2,963,372.12 × 1,167,334.96
  4. Step 4: Simplify right side
    2,147,330x = 3,459,247,875,165.32
  5. Step 5: Solve for x
    x = 3,459,247,875,165.32/2,147,330
  6. Step 6: Final answer
    x = 1,610,953.08

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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.