Finding the Fourth Proportional to 4,855,904.14, 6,701,149.02 and 2,680,448.62
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Solution
The fourth proportional to 4,855,904.14, 6,701,149.02 and 2,680,448.62 is: 3,699,019.82
Step by Step Solution
- Step 1: Write the proportion equation
4,855,904.14 : 6,701,149.02 = 2,680,448.62 : x - Step 2: Convert to fraction form
4,855,904.14/6,701,149.02 = 2,680,448.62/x - Step 3: Cross multiply
4,855,904.14x = 6,701,149.02 × 2,680,448.62 - Step 4: Simplify right side
4,855,904.14x = 17,962,085,643,073.35 - Step 5: Solve for x
x = 17,962,085,643,073.35/4,855,904.14 - Step 6: Final answer
x = 3,699,019.82
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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.