Home / 2,425,844.80-3,639,091.20-828,006.40

Finding the Fourth Proportional to 2,425,844.80, 3,639,091.20 and 828,006.40

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Solution

The fourth proportional to 2,425,844.80, 3,639,091.20 and 828,006.40 is: 1,242,120.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,425,844.80 : 3,639,091.20 = 828,006.40 : x
  2. Step 2: Convert to fraction form
    2,425,844.80/3,639,091.20 = 828,006.40/x
  3. Step 3: Cross multiply
    2,425,844.80x = 3,639,091.20 × 828,006.40
  4. Step 4: Simplify right side
    2,425,844.80x = 3,013,190,803,783.68
  5. Step 5: Solve for x
    x = 3,013,190,803,783.68/2,425,844.80
  6. Step 6: Final answer
    x = 1,242,120.19

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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.