Finding the Fourth Proportional to 1,580,751.81, 2,371,129.41 and 739,894.05
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Solution
The fourth proportional to 1,580,751.81, 2,371,129.41 and 739,894.05 is: 1,109,841.87
Step by Step Solution
- Step 1: Write the proportion equation
1,580,751.81 : 2,371,129.41 = 739,894.05 : x - Step 2: Convert to fraction form
1,580,751.81/2,371,129.41 = 739,894.05/x - Step 3: Cross multiply
1,580,751.81x = 2,371,129.41 × 739,894.05 - Step 4: Simplify right side
1,580,751.81x = 1,754,384,542,239.01 - Step 5: Solve for x
x = 1,754,384,542,239.01/1,580,751.81 - Step 6: Final answer
x = 1,109,841.87
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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.