Finding the Fourth Proportional to 1,265,412.64, 1,746,269.28 and 692,452.88
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Solution
The fourth proportional to 1,265,412.64, 1,746,269.28 and 692,452.88 is: 955,584.89
Step by Step Solution
- Step 1: Write the proportion equation
1,265,412.64 : 1,746,269.28 = 692,452.88 : x - Step 2: Convert to fraction form
1,265,412.64/1,746,269.28 = 692,452.88/x - Step 3: Cross multiply
1,265,412.64x = 1,746,269.28 × 692,452.88 - Step 4: Simplify right side
1,265,412.64x = 1,209,209,192,191.53 - Step 5: Solve for x
x = 1,209,209,192,191.53/1,265,412.64 - Step 6: Final answer
x = 955,584.89
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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.