Home / 2,621,785.74-3,618,132.75-1,475,907.90

Finding the Fourth Proportional to 2,621,785.74, 3,618,132.75 and 1,475,907.90

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Solution

The fourth proportional to 2,621,785.74, 3,618,132.75 and 1,475,907.90 is: 2,036,791.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,621,785.74 : 3,618,132.75 = 1,475,907.90 : x
  2. Step 2: Convert to fraction form
    2,621,785.74/3,618,132.75 = 1,475,907.90/x
  3. Step 3: Cross multiply
    2,621,785.74x = 3,618,132.75 × 1,475,907.90
  4. Step 4: Simplify right side
    2,621,785.74x = 5,340,030,708,973.72
  5. Step 5: Solve for x
    x = 5,340,030,708,973.72/2,621,785.74
  6. Step 6: Final answer
    x = 2,036,791.42

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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.