Finding the Fourth Proportional to 4,546,591.91, 6,820,973.70 and 1,513,984.05
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Solution
The fourth proportional to 4,546,591.91, 6,820,973.70 and 1,513,984.05 is: 2,271,337.65
Step by Step Solution
- Step 1: Write the proportion equation
4,546,591.91 : 6,820,973.70 = 1,513,984.05 : x - Step 2: Convert to fraction form
4,546,591.91/6,820,973.70 = 1,513,984.05/x - Step 3: Cross multiply
4,546,591.91x = 6,820,973.70 × 1,513,984.05 - Step 4: Simplify right side
4,546,591.91x = 10,326,845,387,269.49 - Step 5: Solve for x
x = 10,326,845,387,269.49/4,546,591.91 - Step 6: Final answer
x = 2,271,337.65
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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.