Finding the Fourth Proportional to 2,270,372.12, 3,133,134.68 and 1,251,813.08
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Solution
The fourth proportional to 2,270,372.12, 3,133,134.68 and 1,251,813.08 is: 1,727,513.71
Step by Step Solution
- Step 1: Write the proportion equation
2,270,372.12 : 3,133,134.68 = 1,251,813.08 : x - Step 2: Convert to fraction form
2,270,372.12/3,133,134.68 = 1,251,813.08/x - Step 3: Cross multiply
2,270,372.12x = 3,133,134.68 × 1,251,813.08 - Step 4: Simplify right side
2,270,372.12x = 3,922,098,951,900.88 - Step 5: Solve for x
x = 3,922,098,951,900.88/2,270,372.12 - Step 6: Final answer
x = 1,727,513.71
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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.