Finding the Fourth Proportional to 2,859,578.29, 3,946,203.70 and 1,552,818.66
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Solution
The fourth proportional to 2,859,578.29, 3,946,203.70 and 1,552,818.66 is: 2,142,881.96
Step by Step Solution
- Step 1: Write the proportion equation
2,859,578.29 : 3,946,203.70 = 1,552,818.66 : x - Step 2: Convert to fraction form
2,859,578.29/3,946,203.70 = 1,552,818.66/x - Step 3: Cross multiply
2,859,578.29x = 3,946,203.70 × 1,552,818.66 - Step 4: Simplify right side
2,859,578.29x = 6,127,738,722,840.73 - Step 5: Solve for x
x = 6,127,738,722,840.73/2,859,578.29 - Step 6: Final answer
x = 2,142,881.96
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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.