Home / 1,201,923.32-1,802,978.34-349,009.04

Finding the Fourth Proportional to 1,201,923.32, 1,802,978.34 and 349,009.04

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Solution

The fourth proportional to 1,201,923.32, 1,802,978.34 and 349,009.04 is: 523,540.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,201,923.32 : 1,802,978.34 = 349,009.04 : x
  2. Step 2: Convert to fraction form
    1,201,923.32/1,802,978.34 = 349,009.04/x
  3. Step 3: Cross multiply
    1,201,923.32x = 1,802,978.34 × 349,009.04
  4. Step 4: Simplify right side
    1,201,923.32x = 629,255,742,782.86
  5. Step 5: Solve for x
    x = 629,255,742,782.86/1,201,923.32
  6. Step 6: Final answer
    x = 523,540.67

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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.