Finding the Fourth Proportional to 1,084,980.92, 1,627,139.07 and 750,173.09
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Solution
The fourth proportional to 1,084,980.92, 1,627,139.07 and 750,173.09 is: 1,125,029.87
Step by Step Solution
- Step 1: Write the proportion equation
1,084,980.92 : 1,627,139.07 = 750,173.09 : x - Step 2: Convert to fraction form
1,084,980.92/1,627,139.07 = 750,173.09/x - Step 3: Cross multiply
1,084,980.92x = 1,627,139.07 × 750,173.09 - Step 4: Simplify right side
1,084,980.92x = 1,220,635,935,865.93 - Step 5: Solve for x
x = 1,220,635,935,865.93/1,084,980.92 - Step 6: Final answer
x = 1,125,029.87
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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.