Finding the Fourth Proportional to 5,599,774.35, 7,727,701.39 and 3,118,975.17
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Solution
The fourth proportional to 5,599,774.35, 7,727,701.39 and 3,118,975.17 is: 4,304,192.85
Step by Step Solution
- Step 1: Write the proportion equation
5,599,774.35 : 7,727,701.39 = 3,118,975.17 : x - Step 2: Convert to fraction form
5,599,774.35/7,727,701.39 = 3,118,975.17/x - Step 3: Cross multiply
5,599,774.35x = 7,727,701.39 × 3,118,975.17 - Step 4: Simplify right side
5,599,774.35x = 24,102,508,719,808.17 - Step 5: Solve for x
x = 24,102,508,719,808.17/5,599,774.35 - Step 6: Final answer
x = 4,304,192.85
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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.