Finding the Fourth Proportional to 2,272,383.44, 3,135,886.80 and 1,253,788.08
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Solution
The fourth proportional to 2,272,383.44, 3,135,886.80 and 1,253,788.08 is: 1,730,226.26
Step by Step Solution
- Step 1: Write the proportion equation
2,272,383.44 : 3,135,886.80 = 1,253,788.08 : x - Step 2: Convert to fraction form
2,272,383.44/3,135,886.80 = 1,253,788.08/x - Step 3: Cross multiply
2,272,383.44x = 3,135,886.80 × 1,253,788.08 - Step 4: Simplify right side
2,272,383.44x = 3,931,737,490,069.34 - Step 5: Solve for x
x = 3,931,737,490,069.34/2,272,383.44 - Step 6: Final answer
x = 1,730,226.26
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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.