Home / 2,589,699.80-3,883,628.10-1,170,435.80

Finding the Fourth Proportional to 2,589,699.80, 3,883,628.10 and 1,170,435.80

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Solution

The fourth proportional to 2,589,699.80, 3,883,628.10 and 1,170,435.80 is: 1,755,237.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,589,699.80 : 3,883,628.10 = 1,170,435.80 : x
  2. Step 2: Convert to fraction form
    2,589,699.80/3,883,628.10 = 1,170,435.80/x
  3. Step 3: Cross multiply
    2,589,699.80x = 3,883,628.10 × 1,170,435.80
  4. Step 4: Simplify right side
    2,589,699.80x = 4,545,537,362,125.98
  5. Step 5: Solve for x
    x = 4,545,537,362,125.98/2,589,699.80
  6. Step 6: Final answer
    x = 1,755,237.18

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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.