Finding the Fourth Proportional to 1,760,764.02, 2,640,376.92 and 623,148.12
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Solution
The fourth proportional to 1,760,764.02, 2,640,376.92 and 623,148.12 is: 934,449.99
Step by Step Solution
- Step 1: Write the proportion equation
1,760,764.02 : 2,640,376.92 = 623,148.12 : x - Step 2: Convert to fraction form
1,760,764.02/2,640,376.92 = 623,148.12/x - Step 3: Cross multiply
1,760,764.02x = 2,640,376.92 × 623,148.12 - Step 4: Simplify right side
1,760,764.02x = 1,645,345,913,789.39 - Step 5: Solve for x
x = 1,645,345,913,789.39/1,760,764.02 - Step 6: Final answer
x = 934,449.99
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1.5x scale
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.