Finding the Fourth Proportional to 2,384,202.18, 3,290,098.86 and 1,351,779.42
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Solution
The fourth proportional to 2,384,202.18, 3,290,098.86 and 1,351,779.42 is: 1,865,398.82
Step by Step Solution
- Step 1: Write the proportion equation
2,384,202.18 : 3,290,098.86 = 1,351,779.42 : x - Step 2: Convert to fraction form
2,384,202.18/3,290,098.86 = 1,351,779.42/x - Step 3: Cross multiply
2,384,202.18x = 3,290,098.86 × 1,351,779.42 - Step 4: Simplify right side
2,384,202.18x = 4,447,487,928,713.46 - Step 5: Solve for x
x = 4,447,487,928,713.46/2,384,202.18 - Step 6: Final answer
x = 1,865,398.82
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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.