Home / 1,252,695.67-1,879,042.58-719,876.86

Finding the Fourth Proportional to 1,252,695.67, 1,879,042.58 and 719,876.86

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Solution

The fourth proportional to 1,252,695.67, 1,879,042.58 and 719,876.86 is: 1,079,814.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,695.67 : 1,879,042.58 = 719,876.86 : x
  2. Step 2: Convert to fraction form
    1,252,695.67/1,879,042.58 = 719,876.86/x
  3. Step 3: Cross multiply
    1,252,695.67x = 1,879,042.58 × 719,876.86
  4. Step 4: Simplify right side
    1,252,695.67x = 1,352,679,272,296.70
  5. Step 5: Solve for x
    x = 1,352,679,272,296.70/1,252,695.67
  6. Step 6: Final answer
    x = 1,079,814.76

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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.