Home / 1,888,085.76-2,605,467.52-1,072,181.76

Finding the Fourth Proportional to 1,888,085.76, 2,605,467.52 and 1,072,181.76

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Solution

The fourth proportional to 1,888,085.76, 2,605,467.52 and 1,072,181.76 is: 1,479,559.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,085.76 : 2,605,467.52 = 1,072,181.76 : x
  2. Step 2: Convert to fraction form
    1,888,085.76/2,605,467.52 = 1,072,181.76/x
  3. Step 3: Cross multiply
    1,888,085.76x = 2,605,467.52 × 1,072,181.76
  4. Step 4: Simplify right side
    1,888,085.76x = 2,793,534,751,216.44
  5. Step 5: Solve for x
    x = 2,793,534,751,216.44/1,888,085.76
  6. Step 6: Final answer
    x = 1,479,559.25

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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.