Home / 2,657,317.87-3,979,984.02-1,234,379.53

Finding the Fourth Proportional to 2,657,317.87, 3,979,984.02 and 1,234,379.53

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Solution

The fourth proportional to 2,657,317.87, 3,979,984.02 and 1,234,379.53 is: 1,848,785.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,657,317.87 : 3,979,984.02 = 1,234,379.53 : x
  2. Step 2: Convert to fraction form
    2,657,317.87/3,979,984.02 = 1,234,379.53/x
  3. Step 3: Cross multiply
    2,657,317.87x = 3,979,984.02 × 1,234,379.53
  4. Step 4: Simplify right side
    2,657,317.87x = 4,912,810,804,015.11
  5. Step 5: Solve for x
    x = 4,912,810,804,015.11/2,657,317.87
  6. Step 6: Final answer
    x = 1,848,785.52

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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.