Home / 3,355,691.58-4,630,969.53-1,905,338.79

Finding the Fourth Proportional to 3,355,691.58, 4,630,969.53 and 1,905,338.79

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Solution

The fourth proportional to 3,355,691.58, 4,630,969.53 and 1,905,338.79 is: 2,629,432.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,355,691.58 : 4,630,969.53 = 1,905,338.79 : x
  2. Step 2: Convert to fraction form
    3,355,691.58/4,630,969.53 = 1,905,338.79/x
  3. Step 3: Cross multiply
    3,355,691.58x = 4,630,969.53 × 1,905,338.79
  4. Step 4: Simplify right side
    3,355,691.58x = 8,823,565,880,817.07
  5. Step 5: Solve for x
    x = 8,823,565,880,817.07/3,355,691.58
  6. Step 6: Final answer
    x = 2,629,432.91

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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.