Home / 1,764,739.56-2,640,429.32-1,045,467.39

Finding the Fourth Proportional to 1,764,739.56, 2,640,429.32 and 1,045,467.39

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Solution

The fourth proportional to 1,764,739.56, 2,640,429.32 and 1,045,467.39 is: 1,564,243.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,764,739.56 : 2,640,429.32 = 1,045,467.39 : x
  2. Step 2: Convert to fraction form
    1,764,739.56/2,640,429.32 = 1,045,467.39/x
  3. Step 3: Cross multiply
    1,764,739.56x = 2,640,429.32 × 1,045,467.39
  4. Step 4: Simplify right side
    1,764,739.56x = 2,760,482,744,432.54
  5. Step 5: Solve for x
    x = 2,760,482,744,432.54/1,764,739.56
  6. Step 6: Final answer
    x = 1,564,243.70

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.