Home / 2,098,009.60-3,150,124.80-1,258,201.60

Finding the Fourth Proportional to 2,098,009.60, 3,150,124.80 and 1,258,201.60

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Solution

The fourth proportional to 2,098,009.60, 3,150,124.80 and 1,258,201.60 is: 1,889,167.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,098,009.60 : 3,150,124.80 = 1,258,201.60 : x
  2. Step 2: Convert to fraction form
    2,098,009.60/3,150,124.80 = 1,258,201.60/x
  3. Step 3: Cross multiply
    2,098,009.60x = 3,150,124.80 × 1,258,201.60
  4. Step 4: Simplify right side
    2,098,009.60x = 3,963,492,063,559.68
  5. Step 5: Solve for x
    x = 3,963,492,063,559.68/2,098,009.60
  6. Step 6: Final answer
    x = 1,889,167.74

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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.