Home / 2,716,332.54-3,743,793.99-1,989,636.18

Finding the Fourth Proportional to 2,716,332.54, 3,743,793.99 and 1,989,636.18

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Solution

The fourth proportional to 2,716,332.54, 3,743,793.99 and 1,989,636.18 is: 2,742,222.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,716,332.54 : 3,743,793.99 = 1,989,636.18 : x
  2. Step 2: Convert to fraction form
    2,716,332.54/3,743,793.99 = 1,989,636.18/x
  3. Step 3: Cross multiply
    2,716,332.54x = 3,743,793.99 × 1,989,636.18
  4. Step 4: Simplify right side
    2,716,332.54x = 7,448,787,972,970.56
  5. Step 5: Solve for x
    x = 7,448,787,972,970.56/2,716,332.54
  6. Step 6: Final answer
    x = 2,742,222.41

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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.