Home / 1,997,301.96-2,996,707.73-1,199,139.89

Finding the Fourth Proportional to 1,997,301.96, 2,996,707.73 and 1,199,139.89

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Solution

The fourth proportional to 1,997,301.96, 2,996,707.73 and 1,199,139.89 is: 1,799,162.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,997,301.96 : 2,996,707.73 = 1,199,139.89 : x
  2. Step 2: Convert to fraction form
    1,997,301.96/2,996,707.73 = 1,199,139.89/x
  3. Step 3: Cross multiply
    1,997,301.96x = 2,996,707.73 × 1,199,139.89
  4. Step 4: Simplify right side
    1,997,301.96x = 3,593,471,756,735.11
  5. Step 5: Solve for x
    x = 3,593,471,756,735.11/1,997,301.96
  6. Step 6: Final answer
    x = 1,799,162.99

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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.