Finding the Fourth Proportional to 2,381,754.24, 3,588,518.08 and 2,154,312.96
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Solution
The fourth proportional to 2,381,754.24, 3,588,518.08 and 2,154,312.96 is: 3,245,839.09
Step by Step Solution
- Step 1: Write the proportion equation
2,381,754.24 : 3,588,518.08 = 2,154,312.96 : x - Step 2: Convert to fraction form
2,381,754.24/3,588,518.08 = 2,154,312.96/x - Step 3: Cross multiply
2,381,754.24x = 3,588,518.08 × 2,154,312.96 - Step 4: Simplify right side
2,381,754.24x = 7,730,791,006,938.32 - Step 5: Solve for x
x = 7,730,791,006,938.32/2,381,754.24 - Step 6: Final answer
x = 3,245,839.09
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Why These Related Problems?
These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.