Finding the Fourth Proportional to 1,612,143.14, 2,223,497.99 and 999,952.63
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Solution
The fourth proportional to 1,612,143.14, 2,223,497.99 and 999,952.63 is: 1,379,153.38
Step by Step Solution
- Step 1: Write the proportion equation
1,612,143.14 : 2,223,497.99 = 999,952.63 : x - Step 2: Convert to fraction form
1,612,143.14/2,223,497.99 = 999,952.63/x - Step 3: Cross multiply
1,612,143.14x = 2,223,497.99 × 999,952.63 - Step 4: Simplify right side
1,612,143.14x = 2,223,392,659,841.35 - Step 5: Solve for x
x = 2,223,392,659,841.35/1,612,143.14 - Step 6: Final answer
x = 1,379,153.38
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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.