Finding the Fourth Proportional to 2,877,412.22, 4,315,773.84 and 2,238,354.44
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Solution
The fourth proportional to 2,877,412.22, 4,315,773.84 and 2,238,354.44 is: 3,357,263.68
Step by Step Solution
- Step 1: Write the proportion equation
2,877,412.22 : 4,315,773.84 = 2,238,354.44 : x - Step 2: Convert to fraction form
2,877,412.22/4,315,773.84 = 2,238,354.44/x - Step 3: Cross multiply
2,877,412.22x = 4,315,773.84 × 2,238,354.44 - Step 4: Simplify right side
2,877,412.22x = 9,660,231,536,799.85 - Step 5: Solve for x
x = 9,660,231,536,799.85/2,877,412.22 - Step 6: Final answer
x = 3,357,263.68
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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.