Finding the Fourth Proportional to 5,159,779.19, 7,722,827.21 and 3,793,191.14
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Solution
The fourth proportional to 5,159,779.19, 7,722,827.21 and 3,793,191.14 is: 5,677,405.69
Step by Step Solution
- Step 1: Write the proportion equation
5,159,779.19 : 7,722,827.21 = 3,793,191.14 : x - Step 2: Convert to fraction form
5,159,779.19/7,722,827.21 = 3,793,191.14/x - Step 3: Cross multiply
5,159,779.19x = 7,722,827.21 × 3,793,191.14 - Step 4: Simplify right side
5,159,779.19x = 29,294,159,710,108.78 - Step 5: Solve for x
x = 29,294,159,710,108.78/5,159,779.19 - Step 6: Final answer
x = 5,677,405.69
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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.