Finding the Fourth Proportional to 2,705,622.64, 4,058,467.92 and 812,254.08
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Solution
The fourth proportional to 2,705,622.64, 4,058,467.92 and 812,254.08 is: 1,218,391.32
Step by Step Solution
- Step 1: Write the proportion equation
2,705,622.64 : 4,058,467.92 = 812,254.08 : x - Step 2: Convert to fraction form
2,705,622.64/4,058,467.92 = 812,254.08/x - Step 3: Cross multiply
2,705,622.64x = 4,058,467.92 × 812,254.08 - Step 4: Simplify right side
2,705,622.64x = 3,296,507,126,569.11 - Step 5: Solve for x
x = 3,296,507,126,569.11/2,705,622.64 - Step 6: Final answer
x = 1,218,391.32
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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.