Finding the Fourth Proportional to 4,700,515, 6,488,694.84 and 3,174,688.84
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Solution
The fourth proportional to 4,700,515, 6,488,694.84 and 3,174,688.84 is: 4,382,410.67
Step by Step Solution
- Step 1: Write the proportion equation
4,700,515 : 6,488,694.84 = 3,174,688.84 : x - Step 2: Convert to fraction form
4,700,515/6,488,694.84 = 3,174,688.84/x - Step 3: Cross multiply
4,700,515x = 6,488,694.84 × 3,174,688.84 - Step 4: Simplify right side
4,700,515x = 20,599,587,094,713.59 - Step 5: Solve for x
x = 20,599,587,094,713.59/4,700,515 - Step 6: Final answer
x = 4,382,410.67
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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.