Home / 4,429,021.56-6,641,128.27-1,997,329.64

Finding the Fourth Proportional to 4,429,021.56, 6,641,128.27 and 1,997,329.64

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Solution

The fourth proportional to 4,429,021.56, 6,641,128.27 and 1,997,329.64 is: 2,994,910.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,429,021.56 : 6,641,128.27 = 1,997,329.64 : x
  2. Step 2: Convert to fraction form
    4,429,021.56/6,641,128.27 = 1,997,329.64/x
  3. Step 3: Cross multiply
    4,429,021.56x = 6,641,128.27 × 1,997,329.64
  4. Step 4: Simplify right side
    4,429,021.56x = 13,264,522,355,812.41
  5. Step 5: Solve for x
    x = 13,264,522,355,812.41/4,429,021.56
  6. Step 6: Final answer
    x = 2,994,910.31

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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.