Home / 2,090,485.20-3,134,950.20-828,051.60

Finding the Fourth Proportional to 2,090,485.20, 3,134,950.20 and 828,051.60

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Solution

The fourth proportional to 2,090,485.20, 3,134,950.20 and 828,051.60 is: 1,241,769.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,090,485.20 : 3,134,950.20 = 828,051.60 : x
  2. Step 2: Convert to fraction form
    2,090,485.20/3,134,950.20 = 828,051.60/x
  3. Step 3: Cross multiply
    2,090,485.20x = 3,134,950.20 × 828,051.60
  4. Step 4: Simplify right side
    2,090,485.20x = 2,595,900,529,030.32
  5. Step 5: Solve for x
    x = 2,595,900,529,030.32/2,090,485.20
  6. Step 6: Final answer
    x = 1,241,769.39

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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.