Finding the Fourth Proportional to 4,228,405.80, 5,835,242.80 and 2,294,683.08
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Solution
The fourth proportional to 4,228,405.80, 5,835,242.80 and 2,294,683.08 is: 3,166,685.88
Step by Step Solution
- Step 1: Write the proportion equation
4,228,405.80 : 5,835,242.80 = 2,294,683.08 : x - Step 2: Convert to fraction form
4,228,405.80/5,835,242.80 = 2,294,683.08/x - Step 3: Cross multiply
4,228,405.80x = 5,835,242.80 × 2,294,683.08 - Step 4: Simplify right side
4,228,405.80x = 13,390,032,920,851.82 - Step 5: Solve for x
x = 13,390,032,920,851.82/4,228,405.80 - Step 6: Final answer
x = 3,166,685.88
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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.