Home / 5,081,409.05-7,012,484.89-2,876,096.57

Finding the Fourth Proportional to 5,081,409.05, 7,012,484.89 and 2,876,096.57

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Solution

The fourth proportional to 5,081,409.05, 7,012,484.89 and 2,876,096.57 is: 3,969,092.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,081,409.05 : 7,012,484.89 = 2,876,096.57 : x
  2. Step 2: Convert to fraction form
    5,081,409.05/7,012,484.89 = 2,876,096.57/x
  3. Step 3: Cross multiply
    5,081,409.05x = 7,012,484.89 × 2,876,096.57
  4. Step 4: Simplify right side
    5,081,409.05x = 20,168,583,697,053.16
  5. Step 5: Solve for x
    x = 20,168,583,697,053.16/5,081,409.05
  6. Step 6: Final answer
    x = 3,969,092.73

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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.