Finding the Fourth Proportional to 1,522,804.24, 2,101,469.70 and 910,982.80
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Solution
The fourth proportional to 1,522,804.24, 2,101,469.70 and 910,982.80 is: 1,257,156.17
Step by Step Solution
- Step 1: Write the proportion equation
1,522,804.24 : 2,101,469.70 = 910,982.80 : x - Step 2: Convert to fraction form
1,522,804.24/2,101,469.70 = 910,982.80/x - Step 3: Cross multiply
1,522,804.24x = 2,101,469.70 × 910,982.80 - Step 4: Simplify right side
1,522,804.24x = 1,914,402,751,421.16 - Step 5: Solve for x
x = 1,914,402,751,421.16/1,522,804.24 - Step 6: Final answer
x = 1,257,156.17
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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.