Finding the Fourth Proportional to 5,572,675.62, 7,691,132.94 and 3,398,479.98
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Solution
The fourth proportional to 5,572,675.62, 7,691,132.94 and 3,398,479.98 is: 4,690,415.00
Step by Step Solution
- Step 1: Write the proportion equation
5,572,675.62 : 7,691,132.94 = 3,398,479.98 : x - Step 2: Convert to fraction form
5,572,675.62/7,691,132.94 = 3,398,479.98/x - Step 3: Cross multiply
5,572,675.62x = 7,691,132.94 × 3,398,479.98 - Step 4: Simplify right side
5,572,675.62x = 26,138,161,320,108.54 - Step 5: Solve for x
x = 26,138,161,320,108.54/5,572,675.62 - Step 6: Final answer
x = 4,690,415.00
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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.