Finding the Fourth Proportional to 5,092,412.36, 7,027,368.18 and 2,800,565.96
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Solution
The fourth proportional to 5,092,412.36, 7,027,368.18 and 2,800,565.96 is: 3,864,692.55
Step by Step Solution
- Step 1: Write the proportion equation
5,092,412.36 : 7,027,368.18 = 2,800,565.96 : x - Step 2: Convert to fraction form
5,092,412.36/7,027,368.18 = 2,800,565.96/x - Step 3: Cross multiply
5,092,412.36x = 7,027,368.18 × 2,800,565.96 - Step 4: Simplify right side
5,092,412.36x = 19,680,608,113,295.15 - Step 5: Solve for x
x = 19,680,608,113,295.15/5,092,412.36 - Step 6: Final answer
x = 3,864,692.55
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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.