Finding the Fourth Proportional to 4,657,073.09, 6,426,751.08 and 2,619,882.59
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Solution
The fourth proportional to 4,657,073.09, 6,426,751.08 and 2,619,882.59 is: 3,615,432.47
Step by Step Solution
- Step 1: Write the proportion equation
4,657,073.09 : 6,426,751.08 = 2,619,882.59 : x - Step 2: Convert to fraction form
4,657,073.09/6,426,751.08 = 2,619,882.59/x - Step 3: Cross multiply
4,657,073.09x = 6,426,751.08 × 2,619,882.59 - Step 4: Simplify right side
4,657,073.09x = 16,837,333,264,755.70 - Step 5: Solve for x
x = 16,837,333,264,755.70/4,657,073.09 - Step 6: Final answer
x = 3,615,432.47
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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.