Finding the Fourth Proportional to 1,667,837.52, 2,301,553.98 and 903,874.68
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Solution
The fourth proportional to 1,667,837.52, 2,301,553.98 and 903,874.68 is: 1,247,313.57
Step by Step Solution
- Step 1: Write the proportion equation
1,667,837.52 : 2,301,553.98 = 903,874.68 : x - Step 2: Convert to fraction form
1,667,837.52/2,301,553.98 = 903,874.68/x - Step 3: Cross multiply
1,667,837.52x = 2,301,553.98 × 903,874.68 - Step 4: Simplify right side
1,667,837.52x = 2,080,316,367,175.23 - Step 5: Solve for x
x = 2,080,316,367,175.23/1,667,837.52 - Step 6: Final answer
x = 1,247,313.57
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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.