Finding the Fourth Proportional to 3,185,717.09, 4,779,274.93 and 2,341,710.05
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Solution
The fourth proportional to 3,185,717.09, 4,779,274.93 and 2,341,710.05 is: 3,513,079.10
Step by Step Solution
- Step 1: Write the proportion equation
3,185,717.09 : 4,779,274.93 = 2,341,710.05 : x - Step 2: Convert to fraction form
3,185,717.09/4,779,274.93 = 2,341,710.05/x - Step 3: Cross multiply
3,185,717.09x = 4,779,274.93 × 2,341,710.05 - Step 4: Simplify right side
3,185,717.09x = 11,191,676,105,543.40 - Step 5: Solve for x
x = 11,191,676,105,543.40/3,185,717.09 - Step 6: Final answer
x = 3,513,079.10
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.