Home / 2,511,209.60-3,767,044.80-828,316.80

Finding the Fourth Proportional to 2,511,209.60, 3,767,044.80 and 828,316.80

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Solution

The fourth proportional to 2,511,209.60, 3,767,044.80 and 828,316.80 is: 1,242,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,209.60 : 3,767,044.80 = 828,316.80 : x
  2. Step 2: Convert to fraction form
    2,511,209.60/3,767,044.80 = 828,316.80/x
  3. Step 3: Cross multiply
    2,511,209.60x = 3,767,044.80 × 828,316.80
  4. Step 4: Simplify right side
    2,511,209.60x = 3,120,306,494,192.64
  5. Step 5: Solve for x
    x = 3,120,306,494,192.64/2,511,209.60
  6. Step 6: Final answer
    x = 1,242,551.20

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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.