Home / 2,171,521.36-3,255,163.55-1,033,978.01

Finding the Fourth Proportional to 2,171,521.36, 3,255,163.55 and 1,033,978.01

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Solution

The fourth proportional to 2,171,521.36, 3,255,163.55 and 1,033,978.01 is: 1,549,958.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,521.36 : 3,255,163.55 = 1,033,978.01 : x
  2. Step 2: Convert to fraction form
    2,171,521.36/3,255,163.55 = 1,033,978.01/x
  3. Step 3: Cross multiply
    2,171,521.36x = 3,255,163.55 × 1,033,978.01
  4. Step 4: Simplify right side
    2,171,521.36x = 3,365,767,524,483.65
  5. Step 5: Solve for x
    x = 3,365,767,524,483.65/2,171,521.36
  6. Step 6: Final answer
    x = 1,549,958.29

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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.