Home / 3,218,402.09-4,827,610.43-1,197,089.21

Finding the Fourth Proportional to 3,218,402.09, 4,827,610.43 and 1,197,089.21

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Solution

The fourth proportional to 3,218,402.09, 4,827,610.43 and 1,197,089.21 is: 1,795,636.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,218,402.09 : 4,827,610.43 = 1,197,089.21 : x
  2. Step 2: Convert to fraction form
    3,218,402.09/4,827,610.43 = 1,197,089.21/x
  3. Step 3: Cross multiply
    3,218,402.09x = 4,827,610.43 × 1,197,089.21
  4. Step 4: Simplify right side
    3,218,402.09x = 5,779,080,355,836.46
  5. Step 5: Solve for x
    x = 5,779,080,355,836.46/3,218,402.09
  6. Step 6: Final answer
    x = 1,795,636.53

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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.