Home / 1,939,975.92-2,904,995.28-1,619,330.54

Finding the Fourth Proportional to 1,939,975.92, 2,904,995.28 and 1,619,330.54

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Solution

The fourth proportional to 1,939,975.92, 2,904,995.28 and 1,619,330.54 is: 2,424,848.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,975.92 : 2,904,995.28 = 1,619,330.54 : x
  2. Step 2: Convert to fraction form
    1,939,975.92/2,904,995.28 = 1,619,330.54/x
  3. Step 3: Cross multiply
    1,939,975.92x = 2,904,995.28 × 1,619,330.54
  4. Step 4: Simplify right side
    1,939,975.92x = 4,704,147,575,459.85
  5. Step 5: Solve for x
    x = 4,704,147,575,459.85/1,939,975.92
  6. Step 6: Final answer
    x = 2,424,848.44

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.