Finding the Fourth Proportional to 5,368,184, 7,405,652.88 and 3,191,492.08
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Solution
The fourth proportional to 5,368,184, 7,405,652.88 and 3,191,492.08 is: 4,402,807.82
Step by Step Solution
- Step 1: Write the proportion equation
5,368,184 : 7,405,652.88 = 3,191,492.08 : x - Step 2: Convert to fraction form
5,368,184/7,405,652.88 = 3,191,492.08/x - Step 3: Cross multiply
5,368,184x = 7,405,652.88 × 3,191,492.08 - Step 4: Simplify right side
5,368,184x = 23,635,082,513,749.19 - Step 5: Solve for x
x = 23,635,082,513,749.19/5,368,184 - Step 6: Final answer
x = 4,402,807.82
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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.