Finding the Fourth Proportional to 6,228,190.80, 8,593,282.36 and 3,648,487.64
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Solution
The fourth proportional to 6,228,190.80, 8,593,282.36 and 3,648,487.64 is: 5,033,963.39
Step by Step Solution
- Step 1: Write the proportion equation
6,228,190.80 : 8,593,282.36 = 3,648,487.64 : x - Step 2: Convert to fraction form
6,228,190.80/8,593,282.36 = 3,648,487.64/x - Step 3: Cross multiply
6,228,190.80x = 8,593,282.36 × 3,648,487.64 - Step 4: Simplify right side
6,228,190.80x = 31,352,484,477,490.03 - Step 5: Solve for x
x = 31,352,484,477,490.03/6,228,190.80 - Step 6: Final answer
x = 5,033,963.39
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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.