Home / 2,062,905.40-3,094,358.10-1,307,078.20

Finding the Fourth Proportional to 2,062,905.40, 3,094,358.10 and 1,307,078.20

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Solution

The fourth proportional to 2,062,905.40, 3,094,358.10 and 1,307,078.20 is: 1,960,617.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,062,905.40 : 3,094,358.10 = 1,307,078.20 : x
  2. Step 2: Convert to fraction form
    2,062,905.40/3,094,358.10 = 1,307,078.20/x
  3. Step 3: Cross multiply
    2,062,905.40x = 3,094,358.10 × 1,307,078.20
  4. Step 4: Simplify right side
    2,062,905.40x = 4,044,568,015,503.42
  5. Step 5: Solve for x
    x = 4,044,568,015,503.42/2,062,905.40
  6. Step 6: Final answer
    x = 1,960,617.30

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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.