Finding the Fourth Proportional to 1,873,817.20, 2,585,864.82 and 1,014,377.23
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Solution
The fourth proportional to 1,873,817.20, 2,585,864.82 and 1,014,377.23 is: 1,399,839.00
Step by Step Solution
- Step 1: Write the proportion equation
1,873,817.20 : 2,585,864.82 = 1,014,377.23 : x - Step 2: Convert to fraction form
1,873,817.20/2,585,864.82 = 1,014,377.23/x - Step 3: Cross multiply
1,873,817.20x = 2,585,864.82 × 1,014,377.23 - Step 4: Simplify right side
1,873,817.20x = 2,623,042,393,266.05 - Step 5: Solve for x
x = 2,623,042,393,266.05/1,873,817.20 - Step 6: Final answer
x = 1,399,839.00
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.