Home / 1,898,162.88-2,619,445.20-1,082,499.36

Finding the Fourth Proportional to 1,898,162.88, 2,619,445.20 and 1,082,499.36

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Solution

The fourth proportional to 1,898,162.88, 2,619,445.20 and 1,082,499.36 is: 1,493,837.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,162.88 : 2,619,445.20 = 1,082,499.36 : x
  2. Step 2: Convert to fraction form
    1,898,162.88/2,619,445.20 = 1,082,499.36/x
  3. Step 3: Cross multiply
    1,898,162.88x = 2,619,445.20 × 1,082,499.36
  4. Step 4: Simplify right side
    1,898,162.88x = 2,835,547,752,555.07
  5. Step 5: Solve for x
    x = 2,835,547,752,555.07/1,898,162.88
  6. Step 6: Final answer
    x = 1,493,837.95

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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.