Home / 3,103,771.23-4,280,777.81-2,016,393.16

Finding the Fourth Proportional to 3,103,771.23, 4,280,777.81 and 2,016,393.16

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Solution

The fourth proportional to 3,103,771.23, 4,280,777.81 and 2,016,393.16 is: 2,781,046.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,103,771.23 : 4,280,777.81 = 2,016,393.16 : x
  2. Step 2: Convert to fraction form
    3,103,771.23/4,280,777.81 = 2,016,393.16/x
  3. Step 3: Cross multiply
    3,103,771.23x = 4,280,777.81 × 2,016,393.16
  4. Step 4: Simplify right side
    3,103,771.23x = 8,631,731,074,779.87
  5. Step 5: Solve for x
    x = 8,631,731,074,779.87/3,103,771.23
  6. Step 6: Final answer
    x = 2,781,046.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.