Finding the Fourth Proportional to 1,117,014, 1,541,486.16 and 607,720.08
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Solution
The fourth proportional to 1,117,014, 1,541,486.16 and 607,720.08 is: 838,657.43
Step by Step Solution
- Step 1: Write the proportion equation
1,117,014 : 1,541,486.16 = 607,720.08 : x - Step 2: Convert to fraction form
1,117,014/1,541,486.16 = 607,720.08/x - Step 3: Cross multiply
1,117,014x = 1,541,486.16 × 607,720.08 - Step 4: Simplify right side
1,117,014x = 936,792,092,474.09 - Step 5: Solve for x
x = 936,792,092,474.09/1,117,014 - Step 6: Final answer
x = 838,657.43
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.