Home / 3,355,128.34-4,630,208.22-1,904,958.70

Finding the Fourth Proportional to 3,355,128.34, 4,630,208.22 and 1,904,958.70

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Solution

The fourth proportional to 3,355,128.34, 4,630,208.22 and 1,904,958.70 is: 2,628,917.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355,128.34 : 4,630,208.22 = 1,904,958.70 : x
  2. Step 2: Convert to fraction form
    3,355,128.34/4,630,208.22 = 1,904,958.70/x
  3. Step 3: Cross multiply
    3,355,128.34x = 4,630,208.22 × 1,904,958.70
  4. Step 4: Simplify right side
    3,355,128.34x = 8,820,355,431,500.51
  5. Step 5: Solve for x
    x = 8,820,355,431,500.51/3,355,128.34
  6. Step 6: Final answer
    x = 2,628,917.45

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.