Home / 1,619,196.40-2,428,794.60-1,146,415.60

Finding the Fourth Proportional to 1,619,196.40, 2,428,794.60 and 1,146,415.60

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Solution

The fourth proportional to 1,619,196.40, 2,428,794.60 and 1,146,415.60 is: 1,719,623.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,196.40 : 2,428,794.60 = 1,146,415.60 : x
  2. Step 2: Convert to fraction form
    1,619,196.40/2,428,794.60 = 1,146,415.60/x
  3. Step 3: Cross multiply
    1,619,196.40x = 2,428,794.60 × 1,146,415.60
  4. Step 4: Simplify right side
    1,619,196.40x = 2,784,408,018,635.76
  5. Step 5: Solve for x
    x = 2,784,408,018,635.76/1,619,196.40
  6. Step 6: Final answer
    x = 1,719,623.40

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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.