Home / 1,909,439.78-2,635,023.15-1,093,907.48

Finding the Fourth Proportional to 1,909,439.78, 2,635,023.15 and 1,093,907.48

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Solution

The fourth proportional to 1,909,439.78, 2,635,023.15 and 1,093,907.48 is: 1,509,590.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,909,439.78 : 2,635,023.15 = 1,093,907.48 : x
  2. Step 2: Convert to fraction form
    1,909,439.78/2,635,023.15 = 1,093,907.48/x
  3. Step 3: Cross multiply
    1,909,439.78x = 2,635,023.15 × 1,093,907.48
  4. Step 4: Simplify right side
    1,909,439.78x = 2,882,471,520,583.05
  5. Step 5: Solve for x
    x = 2,882,471,520,583.05/1,909,439.78
  6. Step 6: Final answer
    x = 1,509,590.17

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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.