Home / 2,106,918.46-2,909,512.25-1,550,758.18

Finding the Fourth Proportional to 2,106,918.46, 2,909,512.25 and 1,550,758.18

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Solution

The fourth proportional to 2,106,918.46, 2,909,512.25 and 1,550,758.18 is: 2,141,492.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,106,918.46 : 2,909,512.25 = 1,550,758.18 : x
  2. Step 2: Convert to fraction form
    2,106,918.46/2,909,512.25 = 1,550,758.18/x
  3. Step 3: Cross multiply
    2,106,918.46x = 2,909,512.25 × 1,550,758.18
  4. Step 4: Simplify right side
    2,106,918.46x = 4,511,949,917,740.81
  5. Step 5: Solve for x
    x = 4,511,949,917,740.81/2,106,918.46
  6. Step 6: Final answer
    x = 2,141,492.43

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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.