Home / 1,819,889.22-2,511,440.02-1,004,143.68

Finding the Fourth Proportional to 1,819,889.22, 2,511,440.02 and 1,004,143.68

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Solution

The fourth proportional to 1,819,889.22, 2,511,440.02 and 1,004,143.68 is: 1,385,714.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,819,889.22 : 2,511,440.02 = 1,004,143.68 : x
  2. Step 2: Convert to fraction form
    1,819,889.22/2,511,440.02 = 1,004,143.68/x
  3. Step 3: Cross multiply
    1,819,889.22x = 2,511,440.02 × 1,004,143.68
  4. Step 4: Simplify right side
    1,819,889.22x = 2,521,846,623,782.07
  5. Step 5: Solve for x
    x = 2,521,846,623,782.07/1,819,889.22
  6. Step 6: Final answer
    x = 1,385,714.36

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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.