Finding the Fourth Proportional to 1,760,750.79, 2,640,357.09 and 623,135.05
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Solution
The fourth proportional to 1,760,750.79, 2,640,357.09 and 623,135.05 is: 934,430.39
Step by Step Solution
- Step 1: Write the proportion equation
1,760,750.79 : 2,640,357.09 = 623,135.05 : x - Step 2: Convert to fraction form
1,760,750.79/2,640,357.09 = 623,135.05/x - Step 3: Cross multiply
1,760,750.79x = 2,640,357.09 × 623,135.05 - Step 4: Simplify right side
1,760,750.79x = 1,645,299,047,243.80 - Step 5: Solve for x
x = 1,645,299,047,243.80/1,760,750.79 - Step 6: Final answer
x = 934,430.39
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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.