Home / 1,819,889.34-2,511,431.04-1,004,100.28

Finding the Fourth Proportional to 1,819,889.34, 2,511,431.04 and 1,004,100.28

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Solution

The fourth proportional to 1,819,889.34, 2,511,431.04 and 1,004,100.28 is: 1,385,649.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,889.34 : 2,511,431.04 = 1,004,100.28 : x
  2. Step 2: Convert to fraction form
    1,819,889.34/2,511,431.04 = 1,004,100.28/x
  3. Step 3: Cross multiply
    1,819,889.34x = 2,511,431.04 × 1,004,100.28
  4. Step 4: Simplify right side
    1,819,889.34x = 2,521,728,610,464.69
  5. Step 5: Solve for x
    x = 2,521,728,610,464.69/1,819,889.34
  6. Step 6: Final answer
    x = 1,385,649.42

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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.