Finding the Fourth Proportional to 4,415,306.83, 6,091,753.42 and 2,578,440.06
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Solution
The fourth proportional to 4,415,306.83, 6,091,753.42 and 2,578,440.06 is: 3,557,447.23
Step by Step Solution
- Step 1: Write the proportion equation
4,415,306.83 : 6,091,753.42 = 2,578,440.06 : x - Step 2: Convert to fraction form
4,415,306.83/6,091,753.42 = 2,578,440.06/x - Step 3: Cross multiply
4,415,306.83x = 6,091,753.42 × 2,578,440.06 - Step 4: Simplify right side
4,415,306.83x = 15,707,221,053,770.01 - Step 5: Solve for x
x = 15,707,221,053,770.01/4,415,306.83 - Step 6: Final answer
x = 3,557,447.23
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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.