Home / 3,176,980.76-4,384,262.16-1,726,679.66

Finding the Fourth Proportional to 3,176,980.76, 4,384,262.16 and 1,726,679.66

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Solution

The fourth proportional to 3,176,980.76, 4,384,262.16 and 1,726,679.66 is: 2,382,833.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,176,980.76 : 4,384,262.16 = 1,726,679.66 : x
  2. Step 2: Convert to fraction form
    3,176,980.76/4,384,262.16 = 1,726,679.66/x
  3. Step 3: Cross multiply
    3,176,980.76x = 4,384,262.16 × 1,726,679.66
  4. Step 4: Simplify right side
    3,176,980.76x = 7,570,216,295,779.67
  5. Step 5: Solve for x
    x = 7,570,216,295,779.67/3,176,980.76
  6. Step 6: Final answer
    x = 2,382,833.54

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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.