Finding the Fourth Proportional to 1,670,768.68, 2,305,599.10 and 906,805.84
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Solution
The fourth proportional to 1,670,768.68, 2,305,599.10 and 906,805.84 is: 1,251,358.58
Step by Step Solution
- Step 1: Write the proportion equation
1,670,768.68 : 2,305,599.10 = 906,805.84 : x - Step 2: Convert to fraction form
1,670,768.68/2,305,599.10 = 906,805.84/x - Step 3: Cross multiply
1,670,768.68x = 2,305,599.10 × 906,805.84 - Step 4: Simplify right side
1,670,768.68x = 2,090,730,728,578.74 - Step 5: Solve for x
x = 2,090,730,728,578.74/1,670,768.68 - Step 6: Final answer
x = 1,251,358.58
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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.