Finding the Fourth Proportional to 4,753,444.84, 6,560,592.51 and 2,820,771.07
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Solution
The fourth proportional to 4,753,444.84, 6,560,592.51 and 2,820,771.07 is: 3,893,161.73
Step by Step Solution
- Step 1: Write the proportion equation
4,753,444.84 : 6,560,592.51 = 2,820,771.07 : x - Step 2: Convert to fraction form
4,753,444.84/6,560,592.51 = 2,820,771.07/x - Step 3: Cross multiply
4,753,444.84x = 6,560,592.51 × 2,820,771.07 - Step 4: Simplify right side
4,753,444.84x = 18,505,929,554,266.68 - Step 5: Solve for x
x = 18,505,929,554,266.68/4,753,444.84 - Step 6: Final answer
x = 3,893,161.73
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1.5x scale
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.