Finding the Fourth Proportional to 2,863,219.32, 3,951,318.11 and 1,574,092.17
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Solution
The fourth proportional to 2,863,219.32, 3,951,318.11 and 1,574,092.17 is: 2,172,288.67
Step by Step Solution
- Step 1: Write the proportion equation
2,863,219.32 : 3,951,318.11 = 1,574,092.17 : x - Step 2: Convert to fraction form
2,863,219.32/3,951,318.11 = 1,574,092.17/x - Step 3: Cross multiply
2,863,219.32x = 3,951,318.11 × 1,574,092.17 - Step 4: Simplify right side
2,863,219.32x = 6,219,738,890,259.74 - Step 5: Solve for x
x = 6,219,738,890,259.74/2,863,219.32 - Step 6: Final answer
x = 2,172,288.67
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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.