Finding the Fourth Proportional to 1,547,045.08, 2,134,889.16 and 858,676.84
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Solution
The fourth proportional to 1,547,045.08, 2,134,889.16 and 858,676.84 is: 1,184,955.69
Step by Step Solution
- Step 1: Write the proportion equation
1,547,045.08 : 2,134,889.16 = 858,676.84 : x - Step 2: Convert to fraction form
1,547,045.08/2,134,889.16 = 858,676.84/x - Step 3: Cross multiply
1,547,045.08x = 2,134,889.16 × 858,676.84 - Step 4: Simplify right side
1,547,045.08x = 1,833,179,877,659.05 - Step 5: Solve for x
x = 1,833,179,877,659.05/1,547,045.08 - Step 6: Final answer
x = 1,184,955.69
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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.