Home / 1,821,495.86-2,732,375.04-699,564.86

Finding the Fourth Proportional to 1,821,495.86, 2,732,375.04 and 699,564.86

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Solution

The fourth proportional to 1,821,495.86, 2,732,375.04 and 699,564.86 is: 1,049,397.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,821,495.86 : 2,732,375.04 = 699,564.86 : x
  2. Step 2: Convert to fraction form
    1,821,495.86/2,732,375.04 = 699,564.86/x
  3. Step 3: Cross multiply
    1,821,495.86x = 2,732,375.04 × 699,564.86
  4. Step 4: Simplify right side
    1,821,495.86x = 1,911,473,562,325.09
  5. Step 5: Solve for x
    x = 1,911,473,562,325.09/1,821,495.86
  6. Step 6: Final answer
    x = 1,049,397.70

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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.