Finding the Fourth Proportional to 2,293,946.95, 3,165,728.21 and 1,261,533.23
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Solution
The fourth proportional to 2,293,946.95, 3,165,728.21 and 1,261,533.23 is: 1,740,960.63
Step by Step Solution
- Step 1: Write the proportion equation
2,293,946.95 : 3,165,728.21 = 1,261,533.23 : x - Step 2: Convert to fraction form
2,293,946.95/3,165,728.21 = 1,261,533.23/x - Step 3: Cross multiply
2,293,946.95x = 3,165,728.21 × 1,261,533.23 - Step 4: Simplify right side
2,293,946.95x = 3,993,671,334,063.42 - Step 5: Solve for x
x = 3,993,671,334,063.42/2,293,946.95 - Step 6: Final answer
x = 1,740,960.63
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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.