Finding the Fourth Proportional to 1,472,423.19, 2,208,570.54 and 461,522.09
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Solution
The fourth proportional to 1,472,423.19, 2,208,570.54 and 461,522.09 is: 692,262.99
Step by Step Solution
- Step 1: Write the proportion equation
1,472,423.19 : 2,208,570.54 = 461,522.09 : x - Step 2: Convert to fraction form
1,472,423.19/2,208,570.54 = 461,522.09/x - Step 3: Cross multiply
1,472,423.19x = 2,208,570.54 × 461,522.09 - Step 4: Simplify right side
1,472,423.19x = 1,019,304,080,490.38 - Step 5: Solve for x
x = 1,019,304,080,490.38/1,472,423.19 - Step 6: Final answer
x = 692,262.99
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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.