Finding the Fourth Proportional to 3,913,031.50, 5,397,695.68 and 2,460,427.18
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Solution
The fourth proportional to 3,913,031.50, 5,397,695.68 and 2,460,427.18 is: 3,393,951.00
Step by Step Solution
- Step 1: Write the proportion equation
3,913,031.50 : 5,397,695.68 = 2,460,427.18 : x - Step 2: Convert to fraction form
3,913,031.50/5,397,695.68 = 2,460,427.18/x - Step 3: Cross multiply
3,913,031.50x = 5,397,695.68 × 2,460,427.18 - Step 4: Simplify right side
3,913,031.50x = 13,280,637,160,440.58 - Step 5: Solve for x
x = 13,280,637,160,440.58/3,913,031.50 - Step 6: Final answer
x = 3,393,951.00
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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.