Finding the Fourth Proportional to 1,680,771.47, 2,521,896.53 and 881,864.62
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Solution
The fourth proportional to 1,680,771.47, 2,521,896.53 and 881,864.62 is: 1,323,184.84
Step by Step Solution
- Step 1: Write the proportion equation
1,680,771.47 : 2,521,896.53 = 881,864.62 : x - Step 2: Convert to fraction form
1,680,771.47/2,521,896.53 = 881,864.62/x - Step 3: Cross multiply
1,680,771.47x = 2,521,896.53 × 881,864.62 - Step 4: Simplify right side
1,680,771.47x = 2,223,971,314,393.70 - Step 5: Solve for x
x = 2,223,971,314,393.70/1,680,771.47 - Step 6: Final answer
x = 1,323,184.84
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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.