Finding the Fourth Proportional to 4,410,659.12, 6,616,396.94 and 1,715,187.08
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Solution
The fourth proportional to 4,410,659.12, 6,616,396.94 and 1,715,187.08 is: 2,572,939.38
Step by Step Solution
- Step 1: Write the proportion equation
4,410,659.12 : 6,616,396.94 = 1,715,187.08 : x - Step 2: Convert to fraction form
4,410,659.12/6,616,396.94 = 1,715,187.08/x - Step 3: Cross multiply
4,410,659.12x = 6,616,396.94 × 1,715,187.08 - Step 4: Simplify right side
4,410,659.12x = 11,348,358,547,639.54 - Step 5: Solve for x
x = 11,348,358,547,639.54/4,410,659.12 - Step 6: Final answer
x = 2,572,939.38
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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.