Finding the Fourth Proportional to 5,104,610.72, 7,649,698.98 and 2,831,136.74
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Solution
The fourth proportional to 5,104,610.72, 7,649,698.98 and 2,831,136.74 is: 4,242,702.34
Step by Step Solution
- Step 1: Write the proportion equation
5,104,610.72 : 7,649,698.98 = 2,831,136.74 : x - Step 2: Convert to fraction form
5,104,610.72/7,649,698.98 = 2,831,136.74/x - Step 3: Cross multiply
5,104,610.72x = 7,649,698.98 × 2,831,136.74 - Step 4: Simplify right side
5,104,610.72x = 21,657,343,832,218.53 - Step 5: Solve for x
x = 21,657,343,832,218.53/5,104,610.72 - Step 6: Final answer
x = 4,242,702.34
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.