Home / 1,816,516.87-2,723,829.20-856,714.76

Finding the Fourth Proportional to 1,816,516.87, 2,723,829.20 and 856,714.76

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Solution

The fourth proportional to 1,816,516.87, 2,723,829.20 and 856,714.76 is: 1,284,625.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,816,516.87 : 2,723,829.20 = 856,714.76 : x
  2. Step 2: Convert to fraction form
    1,816,516.87/2,723,829.20 = 856,714.76/x
  3. Step 3: Cross multiply
    1,816,516.87x = 2,723,829.20 × 856,714.76
  4. Step 4: Simplify right side
    1,816,516.87x = 2,333,544,661,456.27
  5. Step 5: Solve for x
    x = 2,333,544,661,456.27/1,816,516.87
  6. Step 6: Final answer
    x = 1,284,625.93

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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.