Finding the Fourth Proportional to 3,038,704.80, 4,192,502.16 and 1,749,512.08
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Solution
The fourth proportional to 3,038,704.80, 4,192,502.16 and 1,749,512.08 is: 2,413,802.48
Step by Step Solution
- Step 1: Write the proportion equation
3,038,704.80 : 4,192,502.16 = 1,749,512.08 : x - Step 2: Convert to fraction form
3,038,704.80/4,192,502.16 = 1,749,512.08/x - Step 3: Cross multiply
3,038,704.80x = 4,192,502.16 × 1,749,512.08 - Step 4: Simplify right side
3,038,704.80x = 7,334,833,174,346.09 - Step 5: Solve for x
x = 7,334,833,174,346.09/3,038,704.80 - Step 6: Final answer
x = 2,413,802.48
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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.