Home / 3,579,271.20-4,939,453.44-1,947,747.33

Finding the Fourth Proportional to 3,579,271.20, 4,939,453.44 and 1,947,747.33

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Solution

The fourth proportional to 3,579,271.20, 4,939,453.44 and 1,947,747.33 is: 2,687,923.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,579,271.20 : 4,939,453.44 = 1,947,747.33 : x
  2. Step 2: Convert to fraction form
    3,579,271.20/4,939,453.44 = 1,947,747.33/x
  3. Step 3: Cross multiply
    3,579,271.20x = 4,939,453.44 × 1,947,747.33
  4. Step 4: Simplify right side
    3,579,271.20x = 9,620,807,249,419.32
  5. Step 5: Solve for x
    x = 9,620,807,249,419.32/3,579,271.20
  6. Step 6: Final answer
    x = 2,687,923.52

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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.