Finding the Fourth Proportional to 2,348,974.08, 3,241,762.56 and 1,330,352.64
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Solution
The fourth proportional to 2,348,974.08, 3,241,762.56 and 1,330,352.64 is: 1,835,987.64
Step by Step Solution
- Step 1: Write the proportion equation
2,348,974.08 : 3,241,762.56 = 1,330,352.64 : x - Step 2: Convert to fraction form
2,348,974.08/3,241,762.56 = 1,330,352.64/x - Step 3: Cross multiply
2,348,974.08x = 3,241,762.56 × 1,330,352.64 - Step 4: Simplify right side
2,348,974.08x = 4,312,687,379,949.16 - Step 5: Solve for x
x = 4,312,687,379,949.16/2,348,974.08 - Step 6: Final answer
x = 1,835,987.64
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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.