Finding the Fourth Proportional to 4,175,495.18, 6,261,360.59 and 1,479,207.13
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Solution
The fourth proportional to 4,175,495.18, 6,261,360.59 and 1,479,207.13 is: 2,218,143.91
Step by Step Solution
- Step 1: Write the proportion equation
4,175,495.18 : 6,261,360.59 = 1,479,207.13 : x - Step 2: Convert to fraction form
4,175,495.18/6,261,360.59 = 1,479,207.13/x - Step 3: Cross multiply
4,175,495.18x = 6,261,360.59 × 1,479,207.13 - Step 4: Simplify right side
4,175,495.18x = 9,261,849,189,526.17 - Step 5: Solve for x
x = 9,261,849,189,526.17/4,175,495.18 - Step 6: Final answer
x = 2,218,143.91
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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.