Home / 3,036,318.05-4,188,460.50-1,947,377.94

Finding the Fourth Proportional to 3,036,318.05, 4,188,460.50 and 1,947,377.94

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Solution

The fourth proportional to 3,036,318.05, 4,188,460.50 and 1,947,377.94 is: 2,686,317.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,036,318.05 : 4,188,460.50 = 1,947,377.94 : x
  2. Step 2: Convert to fraction form
    3,036,318.05/4,188,460.50 = 1,947,377.94/x
  3. Step 3: Cross multiply
    3,036,318.05x = 4,188,460.50 × 1,947,377.94
  4. Step 4: Simplify right side
    3,036,318.05x = 8,156,515,580,261.37
  5. Step 5: Solve for x
    x = 8,156,515,580,261.37/3,036,318.05
  6. Step 6: Final answer
    x = 2,686,317.92

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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.