Finding the Fourth Proportional to 5,264,374.80, 7,898,405.40 and 2,274,704.40
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Solution
The fourth proportional to 5,264,374.80, 7,898,405.40 and 2,274,704.40 is: 3,412,853.04
Step by Step Solution
- Step 1: Write the proportion equation
5,264,374.80 : 7,898,405.40 = 2,274,704.40 : x - Step 2: Convert to fraction form
5,264,374.80/7,898,405.40 = 2,274,704.40/x - Step 3: Cross multiply
5,264,374.80x = 7,898,405.40 × 2,274,704.40 - Step 4: Simplify right side
5,264,374.80x = 17,966,537,516,363.76 - Step 5: Solve for x
x = 17,966,537,516,363.76/5,264,374.80 - Step 6: Final answer
x = 3,412,853.04
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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.