Home / 3,020,771.45-4,531,169.50-1,223,688.94

Finding the Fourth Proportional to 3,020,771.45, 4,531,169.50 and 1,223,688.94

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Solution

The fourth proportional to 3,020,771.45, 4,531,169.50 and 1,223,688.94 is: 1,835,538.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,020,771.45 : 4,531,169.50 = 1,223,688.94 : x
  2. Step 2: Convert to fraction form
    3,020,771.45/4,531,169.50 = 1,223,688.94/x
  3. Step 3: Cross multiply
    3,020,771.45x = 4,531,169.50 × 1,223,688.94
  4. Step 4: Simplify right side
    3,020,771.45x = 5,544,741,988,028.18
  5. Step 5: Solve for x
    x = 5,544,741,988,028.18/3,020,771.45
  6. Step 6: Final answer
    x = 1,835,538.40

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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.