Home / 4,689,832.80-7,029,500.40-1,993,699.20

Finding the Fourth Proportional to 4,689,832.80, 7,029,500.40 and 1,993,699.20

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Solution

The fourth proportional to 4,689,832.80, 7,029,500.40 and 1,993,699.20 is: 2,988,317.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,689,832.80 : 7,029,500.40 = 1,993,699.20 : x
  2. Step 2: Convert to fraction form
    4,689,832.80/7,029,500.40 = 1,993,699.20/x
  3. Step 3: Cross multiply
    4,689,832.80x = 7,029,500.40 × 1,993,699.20
  4. Step 4: Simplify right side
    4,689,832.80x = 14,014,709,323,879.68
  5. Step 5: Solve for x
    x = 14,014,709,323,879.68/4,689,832.80
  6. Step 6: Final answer
    x = 2,988,317.48

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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.