Home / 4,149,107.40-6,223,661.10-1,309,506.60

Finding the Fourth Proportional to 4,149,107.40, 6,223,661.10 and 1,309,506.60

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Solution

The fourth proportional to 4,149,107.40, 6,223,661.10 and 1,309,506.60 is: 1,964,259.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,149,107.40 : 6,223,661.10 = 1,309,506.60 : x
  2. Step 2: Convert to fraction form
    4,149,107.40/6,223,661.10 = 1,309,506.60/x
  3. Step 3: Cross multiply
    4,149,107.40x = 6,223,661.10 × 1,309,506.60
  4. Step 4: Simplify right side
    4,149,107.40x = 8,149,925,286,613.26
  5. Step 5: Solve for x
    x = 8,149,925,286,613.26/4,149,107.40
  6. Step 6: Final answer
    x = 1,964,259.90

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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.