Finding the Fourth Proportional to 1,424,925.16, 2,137,620.06 and 676,718.44
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Solution
The fourth proportional to 1,424,925.16, 2,137,620.06 and 676,718.44 is: 1,015,187.99
Step by Step Solution
- Step 1: Write the proportion equation
1,424,925.16 : 2,137,620.06 = 676,718.44 : x - Step 2: Convert to fraction form
1,424,925.16/2,137,620.06 = 676,718.44/x - Step 3: Cross multiply
1,424,925.16x = 2,137,620.06 × 676,718.44 - Step 4: Simplify right side
1,424,925.16x = 1,446,566,912,315.91 - Step 5: Solve for x
x = 1,446,566,912,315.91/1,424,925.16 - Step 6: Final answer
x = 1,015,187.99
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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.