Finding the Fourth Proportional to 4,941,436.44, 7,409,224.08 and 1,528,712.04
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Solution
The fourth proportional to 4,941,436.44, 7,409,224.08 and 1,528,712.04 is: 2,292,161.44
Step by Step Solution
- Step 1: Write the proportion equation
4,941,436.44 : 7,409,224.08 = 1,528,712.04 : x - Step 2: Convert to fraction form
4,941,436.44/7,409,224.08 = 1,528,712.04/x - Step 3: Cross multiply
4,941,436.44x = 7,409,224.08 × 1,528,712.04 - Step 4: Simplify right side
4,941,436.44x = 11,326,570,058,153.92 - Step 5: Solve for x
x = 11,326,570,058,153.92/4,941,436.44 - Step 6: Final answer
x = 2,292,161.44
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.