Home / 1,167,191.90-1,610,848.67-684,162.88

Finding the Fourth Proportional to 1,167,191.90, 1,610,848.67 and 684,162.88

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Solution

The fourth proportional to 1,167,191.90, 1,610,848.67 and 684,162.88 is: 944,217.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,191.90 : 1,610,848.67 = 684,162.88 : x
  2. Step 2: Convert to fraction form
    1,167,191.90/1,610,848.67 = 684,162.88/x
  3. Step 3: Cross multiply
    1,167,191.90x = 1,610,848.67 × 684,162.88
  4. Step 4: Simplify right side
    1,167,191.90x = 1,102,082,857,863.43
  5. Step 5: Solve for x
    x = 1,102,082,857,863.43/1,167,191.90
  6. Step 6: Final answer
    x = 944,217.36

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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.