Finding the Fourth Proportional to 3,547,164, 4,895,207.28 and 1,937,635.68
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Solution
The fourth proportional to 3,547,164, 4,895,207.28 and 1,937,635.68 is: 2,674,003.31
Step by Step Solution
- Step 1: Write the proportion equation
3,547,164 : 4,895,207.28 = 1,937,635.68 : x - Step 2: Convert to fraction form
3,547,164/4,895,207.28 = 1,937,635.68/x - Step 3: Cross multiply
3,547,164x = 4,895,207.28 × 1,937,635.68 - Step 4: Simplify right side
3,547,164x = 9,485,128,286,723.75 - Step 5: Solve for x
x = 9,485,128,286,723.75/3,547,164 - Step 6: Final answer
x = 2,674,003.31
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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.