Home / 1,167,190.12-1,610,846.20-684,161.10

Finding the Fourth Proportional to 1,167,190.12, 1,610,846.20 and 684,161.10

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Solution

The fourth proportional to 1,167,190.12, 1,610,846.20 and 684,161.10 is: 944,214.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,190.12 : 1,610,846.20 = 684,161.10 : x
  2. Step 2: Convert to fraction form
    1,167,190.12/1,610,846.20 = 684,161.10/x
  3. Step 3: Cross multiply
    1,167,190.12x = 1,610,846.20 × 684,161.10
  4. Step 4: Simplify right side
    1,167,190.12x = 1,102,078,308,978.02
  5. Step 5: Solve for x
    x = 1,102,078,308,978.02/1,167,190.12
  6. Step 6: Final answer
    x = 944,214.90

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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.