Finding the Fourth Proportional to 4,987,777.21, 6,883,209.03 and 2,922,298.60
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Solution
The fourth proportional to 4,987,777.21, 6,883,209.03 and 2,922,298.60 is: 4,032,816.88
Step by Step Solution
- Step 1: Write the proportion equation
4,987,777.21 : 6,883,209.03 = 2,922,298.60 : x - Step 2: Convert to fraction form
4,987,777.21/6,883,209.03 = 2,922,298.60/x - Step 3: Cross multiply
4,987,777.21x = 6,883,209.03 × 2,922,298.60 - Step 4: Simplify right side
4,987,777.21x = 20,114,792,111,876.36 - Step 5: Solve for x
x = 20,114,792,111,876.36/4,987,777.21 - Step 6: Final answer
x = 4,032,816.88
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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.