Home / 2,511,879.60-3,767,292-828,588.72

Finding the Fourth Proportional to 2,511,879.60, 3,767,292 and 828,588.72

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Solution

The fourth proportional to 2,511,879.60, 3,767,292 and 828,588.72 is: 1,242,709.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,511,879.60 : 3,767,292 = 828,588.72 : x
  2. Step 2: Convert to fraction form
    2,511,879.60/3,767,292 = 828,588.72/x
  3. Step 3: Cross multiply
    2,511,879.60x = 3,767,292 × 828,588.72
  4. Step 4: Simplify right side
    2,511,879.60x = 3,121,535,656,146.24
  5. Step 5: Solve for x
    x = 3,121,535,656,146.24/2,511,879.60
  6. Step 6: Final answer
    x = 1,242,709.11

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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.