Home / 2,830,276.30-3,905,262.39-1,669,086.82

Finding the Fourth Proportional to 2,830,276.30, 3,905,262.39 and 1,669,086.82

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Solution

The fourth proportional to 2,830,276.30, 3,905,262.39 and 1,669,086.82 is: 2,303,033.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,830,276.30 : 3,905,262.39 = 1,669,086.82 : x
  2. Step 2: Convert to fraction form
    2,830,276.30/3,905,262.39 = 1,669,086.82/x
  3. Step 3: Cross multiply
    2,830,276.30x = 3,905,262.39 × 1,669,086.82
  4. Step 4: Simplify right side
    2,830,276.30x = 6,518,221,983,790.70
  5. Step 5: Solve for x
    x = 6,518,221,983,790.70/2,830,276.30
  6. Step 6: Final answer
    x = 2,303,033.80

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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.