Finding the Fourth Proportional to 4,994,719.04, 6,892,712.24 and 2,702,879.72
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Solution
The fourth proportional to 4,994,719.04, 6,892,712.24 and 2,702,879.72 is: 3,729,973.99
Step by Step Solution
- Step 1: Write the proportion equation
4,994,719.04 : 6,892,712.24 = 2,702,879.72 : x - Step 2: Convert to fraction form
4,994,719.04/6,892,712.24 = 2,702,879.72/x - Step 3: Cross multiply
4,994,719.04x = 6,892,712.24 × 2,702,879.72 - Step 4: Simplify right side
4,994,719.04x = 18,630,172,129,291.77 - Step 5: Solve for x
x = 18,630,172,129,291.77/4,994,719.04 - Step 6: Final answer
x = 3,729,973.99
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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.