Home / 1,756,424.69-2,422,528.74-1,511,825.75

Finding the Fourth Proportional to 1,756,424.69, 2,422,528.74 and 1,511,825.75

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Solution

The fourth proportional to 1,756,424.69, 2,422,528.74 and 1,511,825.75 is: 2,085,168.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,756,424.69 : 2,422,528.74 = 1,511,825.75 : x
  2. Step 2: Convert to fraction form
    1,756,424.69/2,422,528.74 = 1,511,825.75/x
  3. Step 3: Cross multiply
    1,756,424.69x = 2,422,528.74 × 1,511,825.75
  4. Step 4: Simplify right side
    1,756,424.69x = 3,662,441,317,134.41
  5. Step 5: Solve for x
    x = 3,662,441,317,134.41/1,756,424.69
  6. Step 6: Final answer
    x = 2,085,168.44

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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.