Home / 3,218,403.09-4,827,611.93-1,197,090.21

Finding the Fourth Proportional to 3,218,403.09, 4,827,611.93 and 1,197,090.21

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Solution

The fourth proportional to 3,218,403.09, 4,827,611.93 and 1,197,090.21 is: 1,795,638.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,403.09 : 4,827,611.93 = 1,197,090.21 : x
  2. Step 2: Convert to fraction form
    3,218,403.09/4,827,611.93 = 1,197,090.21/x
  3. Step 3: Cross multiply
    3,218,403.09x = 4,827,611.93 × 1,197,090.21
  4. Step 4: Simplify right side
    3,218,403.09x = 5,779,086,979,082.21
  5. Step 5: Solve for x
    x = 5,779,086,979,082.21/3,218,403.09
  6. Step 6: Final answer
    x = 1,795,638.03

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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.