Finding the Fourth Proportional to 1,344,433.42, 2,015,182.95 and 661,790.08
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Solution
The fourth proportional to 1,344,433.42, 2,015,182.95 and 661,790.08 is: 991,962.91
Step by Step Solution
- Step 1: Write the proportion equation
1,344,433.42 : 2,015,182.95 = 661,790.08 : x - Step 2: Convert to fraction form
1,344,433.42/2,015,182.95 = 661,790.08/x - Step 3: Cross multiply
1,344,433.42x = 2,015,182.95 × 661,790.08 - Step 4: Simplify right side
1,344,433.42x = 1,333,628,085,695.14 - Step 5: Solve for x
x = 1,333,628,085,695.14/1,344,433.42 - Step 6: Final answer
x = 991,962.91
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.