Home / 2,425,394.40-3,638,091.60-828,009.60

Finding the Fourth Proportional to 2,425,394.40, 3,638,091.60 and 828,009.60

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Solution

The fourth proportional to 2,425,394.40, 3,638,091.60 and 828,009.60 is: 1,242,014.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,394.40 : 3,638,091.60 = 828,009.60 : x
  2. Step 2: Convert to fraction form
    2,425,394.40/3,638,091.60 = 828,009.60/x
  3. Step 3: Cross multiply
    2,425,394.40x = 3,638,091.60 × 828,009.60
  4. Step 4: Simplify right side
    2,425,394.40x = 3,012,374,770,479.36
  5. Step 5: Solve for x
    x = 3,012,374,770,479.36/2,425,394.40
  6. Step 6: Final answer
    x = 1,242,014.40

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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.