Finding the Fourth Proportional to 2,293,997.09, 3,165,711.39 and 1,314,253.42
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Solution
The fourth proportional to 2,293,997.09, 3,165,711.39 and 1,314,253.42 is: 1,813,667.09
Step by Step Solution
- Step 1: Write the proportion equation
2,293,997.09 : 3,165,711.39 = 1,314,253.42 : x - Step 2: Convert to fraction form
2,293,997.09/3,165,711.39 = 1,314,253.42/x - Step 3: Cross multiply
2,293,997.09x = 3,165,711.39 × 1,314,253.42 - Step 4: Simplify right side
2,293,997.09x = 4,160,547,013,126.18 - Step 5: Solve for x
x = 4,160,547,013,126.18/2,293,997.09 - Step 6: Final answer
x = 1,813,667.09
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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.