Finding the Fourth Proportional to 1,525,147.60, 2,102,985.84 and 1,248,646
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Solution
The fourth proportional to 1,525,147.60, 2,102,985.84 and 1,248,646 is: 1,721,725.07
Step by Step Solution
- Step 1: Write the proportion equation
1,525,147.60 : 2,102,985.84 = 1,248,646 : x - Step 2: Convert to fraction form
1,525,147.60/2,102,985.84 = 1,248,646/x - Step 3: Cross multiply
1,525,147.60x = 2,102,985.84 × 1,248,646 - Step 4: Simplify right side
1,525,147.60x = 2,625,884,857,172.64 - Step 5: Solve for x
x = 2,625,884,857,172.64/1,525,147.60 - Step 6: Final answer
x = 1,721,725.07
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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.