Home / 2,141,256.16-2,954,661.09-1,223,544.79

Finding the Fourth Proportional to 2,141,256.16, 2,954,661.09 and 1,223,544.79

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Solution

The fourth proportional to 2,141,256.16, 2,954,661.09 and 1,223,544.79 is: 1,688,336.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,141,256.16 : 2,954,661.09 = 1,223,544.79 : x
  2. Step 2: Convert to fraction form
    2,141,256.16/2,954,661.09 = 1,223,544.79/x
  3. Step 3: Cross multiply
    2,141,256.16x = 2,954,661.09 × 1,223,544.79
  4. Step 4: Simplify right side
    2,141,256.16x = 3,615,160,170,910.28
  5. Step 5: Solve for x
    x = 3,615,160,170,910.28/2,141,256.16
  6. Step 6: Final answer
    x = 1,688,336.15

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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.