Finding the Fourth Proportional to 1,197,900.09, 1,652,907.11 and 707,801.34
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Solution
The fourth proportional to 1,197,900.09, 1,652,907.11 and 707,801.34 is: 976,650.62
Step by Step Solution
- Step 1: Write the proportion equation
1,197,900.09 : 1,652,907.11 = 707,801.34 : x - Step 2: Convert to fraction form
1,197,900.09/1,652,907.11 = 707,801.34/x - Step 3: Cross multiply
1,197,900.09x = 1,652,907.11 × 707,801.34 - Step 4: Simplify right side
1,197,900.09x = 1,169,929,864,696.70 - Step 5: Solve for x
x = 1,169,929,864,696.70/1,197,900.09 - Step 6: Final answer
x = 976,650.62
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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.