Finding the Fourth Proportional to 1,680,901.44, 2,319,753.60 and 955,816.62
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Solution
The fourth proportional to 1,680,901.44, 2,319,753.60 and 955,816.62 is: 1,319,089.27
Step by Step Solution
- Step 1: Write the proportion equation
1,680,901.44 : 2,319,753.60 = 955,816.62 : x - Step 2: Convert to fraction form
1,680,901.44/2,319,753.60 = 955,816.62/x - Step 3: Cross multiply
1,680,901.44x = 2,319,753.60 × 955,816.62 - Step 4: Simplify right side
1,680,901.44x = 2,217,259,045,184.83 - Step 5: Solve for x
x = 2,217,259,045,184.83/1,680,901.44 - Step 6: Final answer
x = 1,319,089.27
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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.