Home / 2,295,834.86-3,172,621.75-1,721,878.58

Finding the Fourth Proportional to 2,295,834.86, 3,172,621.75 and 1,721,878.58

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Solution

The fourth proportional to 2,295,834.86, 3,172,621.75 and 1,721,878.58 is: 2,379,469.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,295,834.86 : 3,172,621.75 = 1,721,878.58 : x
  2. Step 2: Convert to fraction form
    2,295,834.86/3,172,621.75 = 1,721,878.58/x
  3. Step 3: Cross multiply
    2,295,834.86x = 3,172,621.75 × 1,721,878.58
  4. Step 4: Simplify right side
    2,295,834.86x = 5,462,869,437,393.97
  5. Step 5: Solve for x
    x = 5,462,869,437,393.97/2,295,834.86
  6. Step 6: Final answer
    x = 2,379,469.68

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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.