Finding the Fourth Proportional to 1,680,520.44, 2,319,107.28 and 955,368.35
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Solution
The fourth proportional to 1,680,520.44, 2,319,107.28 and 955,368.35 is: 1,318,402.11
Step by Step Solution
- Step 1: Write the proportion equation
1,680,520.44 : 2,319,107.28 = 955,368.35 : x - Step 2: Convert to fraction form
1,680,520.44/2,319,107.28 = 955,368.35/x - Step 3: Cross multiply
1,680,520.44x = 2,319,107.28 × 955,368.35 - Step 4: Simplify right side
1,680,520.44x = 2,215,601,695,566.59 - Step 5: Solve for x
x = 2,215,601,695,566.59/1,680,520.44 - Step 6: Final answer
x = 1,318,402.11
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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.