Finding the Fourth Proportional to 1,196,985.33, 1,651,839.08 and 767,265.21
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Solution
The fourth proportional to 1,196,985.33, 1,651,839.08 and 767,265.21 is: 1,058,825.55
Step by Step Solution
- Step 1: Write the proportion equation
1,196,985.33 : 1,651,839.08 = 767,265.21 : x - Step 2: Convert to fraction form
1,196,985.33/1,651,839.08 = 767,265.21/x - Step 3: Cross multiply
1,196,985.33x = 1,651,839.08 × 767,265.21 - Step 4: Simplify right side
1,196,985.33x = 1,267,398,654,766.08 - Step 5: Solve for x
x = 1,267,398,654,766.08/1,196,985.33 - Step 6: Final answer
x = 1,058,825.55
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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.