Finding the Fourth Proportional to 5,695,923.55, 7,860,398.44 and 3,082,427.74
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Solution
The fourth proportional to 5,695,923.55, 7,860,398.44 and 3,082,427.74 is: 4,253,763.23
Step by Step Solution
- Step 1: Write the proportion equation
5,695,923.55 : 7,860,398.44 = 3,082,427.74 : x - Step 2: Convert to fraction form
5,695,923.55/7,860,398.44 = 3,082,427.74/x - Step 3: Cross multiply
5,695,923.55x = 7,860,398.44 × 3,082,427.74 - Step 4: Simplify right side
5,695,923.55x = 24,229,110,144,194.59 - Step 5: Solve for x
x = 24,229,110,144,194.59/5,695,923.55 - Step 6: Final answer
x = 4,253,763.23
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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.