Finding the Fourth Proportional to 4,955,169.48, 7,432,739.17 and 1,360,939.62
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Solution
The fourth proportional to 4,955,169.48, 7,432,739.17 and 1,360,939.62 is: 2,041,405.30
Step by Step Solution
- Step 1: Write the proportion equation
4,955,169.48 : 7,432,739.17 = 1,360,939.62 : x - Step 2: Convert to fraction form
4,955,169.48/7,432,739.17 = 1,360,939.62/x - Step 3: Cross multiply
4,955,169.48x = 7,432,739.17 × 1,360,939.62 - Step 4: Simplify right side
4,955,169.48x = 10,115,509,221,578.92 - Step 5: Solve for x
x = 10,115,509,221,578.92/4,955,169.48 - Step 6: Final answer
x = 2,041,405.30
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.