Finding the Fourth Proportional to 2,327,636.59, 3,211,657.09 and 1,360,579.82
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Solution
The fourth proportional to 2,327,636.59, 3,211,657.09 and 1,360,579.82 is: 1,877,318.75
Step by Step Solution
- Step 1: Write the proportion equation
2,327,636.59 : 3,211,657.09 = 1,360,579.82 : x - Step 2: Convert to fraction form
2,327,636.59/3,211,657.09 = 1,360,579.82/x - Step 3: Cross multiply
2,327,636.59x = 3,211,657.09 × 1,360,579.82 - Step 4: Simplify right side
2,327,636.59x = 4,369,715,817,384.78 - Step 5: Solve for x
x = 4,369,715,817,384.78/2,327,636.59 - Step 6: Final answer
x = 1,877,318.75
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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.