Finding the Fourth Proportional to 1,265,485.02, 1,746,366.12 and 692,520.18
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Solution
The fourth proportional to 1,265,485.02, 1,746,366.12 and 692,520.18 is: 955,676.09
Step by Step Solution
- Step 1: Write the proportion equation
1,265,485.02 : 1,746,366.12 = 692,520.18 : x - Step 2: Convert to fraction form
1,265,485.02/1,746,366.12 = 692,520.18/x - Step 3: Cross multiply
1,265,485.02x = 1,746,366.12 × 692,520.18 - Step 4: Simplify right side
1,265,485.02x = 1,209,393,779,768.30 - Step 5: Solve for x
x = 1,209,393,779,768.30/1,265,485.02 - Step 6: Final answer
x = 955,676.09
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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.