Home / 2,808,093.70-4,212,140.55-2,697,868.90

Finding the Fourth Proportional to 2,808,093.70, 4,212,140.55 and 2,697,868.90

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Solution

The fourth proportional to 2,808,093.70, 4,212,140.55 and 2,697,868.90 is: 4,046,803.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,808,093.70 : 4,212,140.55 = 2,697,868.90 : x
  2. Step 2: Convert to fraction form
    2,808,093.70/4,212,140.55 = 2,697,868.90/x
  3. Step 3: Cross multiply
    2,808,093.70x = 4,212,140.55 × 2,697,868.90
  4. Step 4: Simplify right side
    2,808,093.70x = 11,363,802,992,273.89
  5. Step 5: Solve for x
    x = 11,363,802,992,273.89/2,808,093.70
  6. Step 6: Final answer
    x = 4,046,803.35

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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.