Home / 2,131,756.86-2,941,992.17-1,214,024.83

Finding the Fourth Proportional to 2,131,756.86, 2,941,992.17 and 1,214,024.83

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Solution

The fourth proportional to 2,131,756.86, 2,941,992.17 and 1,214,024.83 is: 1,675,449.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,131,756.86 : 2,941,992.17 = 1,214,024.83 : x
  2. Step 2: Convert to fraction form
    2,131,756.86/2,941,992.17 = 1,214,024.83/x
  3. Step 3: Cross multiply
    2,131,756.86x = 2,941,992.17 × 1,214,024.83
  4. Step 4: Simplify right side
    2,131,756.86x = 3,571,651,544,045.58
  5. Step 5: Solve for x
    x = 3,571,651,544,045.58/2,131,756.86
  6. Step 6: Final answer
    x = 1,675,449.77

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.