Finding the Fourth Proportional to 5,387,972, 8,083,289.64 and 1,601,439.08
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Solution
The fourth proportional to 5,387,972, 8,083,289.64 and 1,601,439.08 is: 2,402,554.42
Step by Step Solution
- Step 1: Write the proportion equation
5,387,972 : 8,083,289.64 = 1,601,439.08 : x - Step 2: Convert to fraction form
5,387,972/8,083,289.64 = 1,601,439.08/x - Step 3: Cross multiply
5,387,972x = 8,083,289.64 × 1,601,439.08 - Step 4: Simplify right side
5,387,972x = 12,944,895,924,455.13 - Step 5: Solve for x
x = 12,944,895,924,455.13/5,387,972 - Step 6: Final answer
x = 2,402,554.42
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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.