Finding the Fourth Proportional to 5,630,177.79, 7,769,980.43 and 3,183,016.62
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Solution
The fourth proportional to 5,630,177.79, 7,769,980.43 and 3,183,016.62 is: 4,392,752.37
Step by Step Solution
- Step 1: Write the proportion equation
5,630,177.79 : 7,769,980.43 = 3,183,016.62 : x - Step 2: Convert to fraction form
5,630,177.79/7,769,980.43 = 3,183,016.62/x - Step 3: Cross multiply
5,630,177.79x = 7,769,980.43 × 3,183,016.62 - Step 4: Simplify right side
5,630,177.79x = 24,731,976,829,849.66 - Step 5: Solve for x
x = 24,731,976,829,849.66/5,630,177.79 - Step 6: Final answer
x = 4,392,752.37
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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.