Home / 3,669,146.40-5,503,719.60-1,968,535.20

Finding the Fourth Proportional to 3,669,146.40, 5,503,719.60 and 1,968,535.20

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Solution

The fourth proportional to 3,669,146.40, 5,503,719.60 and 1,968,535.20 is: 2,952,802.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,669,146.40 : 5,503,719.60 = 1,968,535.20 : x
  2. Step 2: Convert to fraction form
    3,669,146.40/5,503,719.60 = 1,968,535.20/x
  3. Step 3: Cross multiply
    3,669,146.40x = 5,503,719.60 × 1,968,535.20
  4. Step 4: Simplify right side
    3,669,146.40x = 10,834,265,763,529.92
  5. Step 5: Solve for x
    x = 10,834,265,763,529.92/3,669,146.40
  6. Step 6: Final answer
    x = 2,952,802.80

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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.