Finding the Fourth Proportional to 2,579,623.31, 3,869,985.26 and 873,706.79
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Solution
The fourth proportional to 2,579,623.31, 3,869,985.26 and 873,706.79 is: 1,310,746.56
Step by Step Solution
- Step 1: Write the proportion equation
2,579,623.31 : 3,869,985.26 = 873,706.79 : x - Step 2: Convert to fraction form
2,579,623.31/3,869,985.26 = 873,706.79/x - Step 3: Cross multiply
2,579,623.31x = 3,869,985.26 × 873,706.79 - Step 4: Simplify right side
2,579,623.31x = 3,381,232,381,696.26 - Step 5: Solve for x
x = 3,381,232,381,696.26/2,579,623.31 - Step 6: Final answer
x = 1,310,746.56
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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.