Home / 3,419,445.80-5,128,512.60-1,023,368.60

Finding the Fourth Proportional to 3,419,445.80, 5,128,512.60 and 1,023,368.60

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Solution

The fourth proportional to 3,419,445.80, 5,128,512.60 and 1,023,368.60 is: 1,534,856.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,419,445.80 : 5,128,512.60 = 1,023,368.60 : x
  2. Step 2: Convert to fraction form
    3,419,445.80/5,128,512.60 = 1,023,368.60/x
  3. Step 3: Cross multiply
    3,419,445.80x = 5,128,512.60 × 1,023,368.60
  4. Step 4: Simplify right side
    3,419,445.80x = 5,248,358,759,544.36
  5. Step 5: Solve for x
    x = 5,248,358,759,544.36/3,419,445.80
  6. Step 6: Final answer
    x = 1,534,856.54

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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.