Home / 1,648,880.40-2,469,821.40-1,368,944.40

Finding the Fourth Proportional to 1,648,880.40, 2,469,821.40 and 1,368,944.40

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Solution

The fourth proportional to 1,648,880.40, 2,469,821.40 and 1,368,944.40 is: 2,050,511.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,648,880.40 : 2,469,821.40 = 1,368,944.40 : x
  2. Step 2: Convert to fraction form
    1,648,880.40/2,469,821.40 = 1,368,944.40/x
  3. Step 3: Cross multiply
    1,648,880.40x = 2,469,821.40 × 1,368,944.40
  4. Step 4: Simplify right side
    1,648,880.40x = 3,381,048,174,530.16
  5. Step 5: Solve for x
    x = 3,381,048,174,530.16/1,648,880.40
  6. Step 6: Final answer
    x = 2,050,511.47

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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.