Finding the Fourth Proportional to 1,642,047.48, 2,267,590.44 and 1,552,589.44
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Solution
The fourth proportional to 1,642,047.48, 2,267,590.44 and 1,552,589.44 is: 2,144,053.09
Step by Step Solution
- Step 1: Write the proportion equation
1,642,047.48 : 2,267,590.44 = 1,552,589.44 : x - Step 2: Convert to fraction form
1,642,047.48/2,267,590.44 = 1,552,589.44/x - Step 3: Cross multiply
1,642,047.48x = 2,267,590.44 × 1,552,589.44 - Step 4: Simplify right side
1,642,047.48x = 3,520,636,971,388.95 - Step 5: Solve for x
x = 3,520,636,971,388.95/1,642,047.48 - Step 6: Final answer
x = 2,144,053.09
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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.