Finding the Fourth Proportional to 5,184,134.29, 7,777,513.64 and 1,590,084.10
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Solution
The fourth proportional to 5,184,134.29, 7,777,513.64 and 1,590,084.10 is: 2,385,528.63
Step by Step Solution
- Step 1: Write the proportion equation
5,184,134.29 : 7,777,513.64 = 1,590,084.10 : x - Step 2: Convert to fraction form
5,184,134.29/7,777,513.64 = 1,590,084.10/x - Step 3: Cross multiply
5,184,134.29x = 7,777,513.64 × 1,590,084.10 - Step 4: Simplify right side
5,184,134.29x = 12,366,900,776,497.12 - Step 5: Solve for x
x = 12,366,900,776,497.12/5,184,134.29 - Step 6: Final answer
x = 2,385,528.63
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.