Finding the Fourth Proportional to 2,502,878.92, 3,453,952.08 and 1,415,364.04
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Solution
The fourth proportional to 2,502,878.92, 3,453,952.08 and 1,415,364.04 is: 1,953,190.60
Step by Step Solution
- Step 1: Write the proportion equation
2,502,878.92 : 3,453,952.08 = 1,415,364.04 : x - Step 2: Convert to fraction form
2,502,878.92/3,453,952.08 = 1,415,364.04/x - Step 3: Cross multiply
2,502,878.92x = 3,453,952.08 × 1,415,364.04 - Step 4: Simplify right side
2,502,878.92x = 4,888,599,569,915.20 - Step 5: Solve for x
x = 4,888,599,569,915.20/2,502,878.92 - Step 6: Final answer
x = 1,953,190.60
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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.