Home / 2,130,992.11-3,196,515.87-711,048.19

Finding the Fourth Proportional to 2,130,992.11, 3,196,515.87 and 711,048.19

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Solution

The fourth proportional to 2,130,992.11, 3,196,515.87 and 711,048.19 is: 1,066,581.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,130,992.11 : 3,196,515.87 = 711,048.19 : x
  2. Step 2: Convert to fraction form
    2,130,992.11/3,196,515.87 = 711,048.19/x
  3. Step 3: Cross multiply
    2,130,992.11x = 3,196,515.87 × 711,048.19
  4. Step 4: Simplify right side
    2,130,992.11x = 2,272,876,815,678.49
  5. Step 5: Solve for x
    x = 2,272,876,815,678.49/2,130,992.11
  6. Step 6: Final answer
    x = 1,066,581.53

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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.