Finding the Fourth Proportional to 1,432,012, 2,134,528.04 and 1,317,091.09
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Solution
The fourth proportional to 1,432,012, 2,134,528.04 and 1,317,091.09 is: 1,963,229.26
Step by Step Solution
- Step 1: Write the proportion equation
1,432,012 : 2,134,528.04 = 1,317,091.09 : x - Step 2: Convert to fraction form
1,432,012/2,134,528.04 = 1,317,091.09/x - Step 3: Cross multiply
1,432,012x = 2,134,528.04 × 1,317,091.09 - Step 4: Simplify right side
1,432,012x = 2,811,367,862,839.16 - Step 5: Solve for x
x = 2,811,367,862,839.16/1,432,012 - Step 6: Final answer
x = 1,963,229.26
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.