Finding the Fourth Proportional to 1,546,863.08, 2,134,663.61 and 858,543.17
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Solution
The fourth proportional to 1,546,863.08, 2,134,663.61 and 858,543.17 is: 1,184,785.44
Step by Step Solution
- Step 1: Write the proportion equation
1,546,863.08 : 2,134,663.61 = 858,543.17 : x - Step 2: Convert to fraction form
1,546,863.08/2,134,663.61 = 858,543.17/x - Step 3: Cross multiply
1,546,863.08x = 2,134,663.61 × 858,543.17 - Step 4: Simplify right side
1,546,863.08x = 1,832,700,847,647.01 - Step 5: Solve for x
x = 1,832,700,847,647.01/1,546,863.08 - Step 6: Final answer
x = 1,184,785.44
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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.