Home / 3,669,320.40-5,503,980.60-3,137,879.40

Finding the Fourth Proportional to 3,669,320.40, 5,503,980.60 and 3,137,879.40

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Solution

The fourth proportional to 3,669,320.40, 5,503,980.60 and 3,137,879.40 is: 4,706,819.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,320.40 : 5,503,980.60 = 3,137,879.40 : x
  2. Step 2: Convert to fraction form
    3,669,320.40/5,503,980.60 = 3,137,879.40/x
  3. Step 3: Cross multiply
    3,669,320.40x = 5,503,980.60 × 3,137,879.40
  4. Step 4: Simplify right side
    3,669,320.40x = 17,270,827,342,739.64
  5. Step 5: Solve for x
    x = 17,270,827,342,739.64/3,669,320.40
  6. Step 6: Final answer
    x = 4,706,819.10

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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.