Finding the Fourth Proportional to 1,897,020.66, 2,617,950.84 and 1,037,580.95
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Solution
The fourth proportional to 1,897,020.66, 2,617,950.84 and 1,037,580.95 is: 1,431,895.80
Step by Step Solution
- Step 1: Write the proportion equation
1,897,020.66 : 2,617,950.84 = 1,037,580.95 : x - Step 2: Convert to fraction form
1,897,020.66/2,617,950.84 = 1,037,580.95/x - Step 3: Cross multiply
1,897,020.66x = 2,617,950.84 × 1,037,580.95 - Step 4: Simplify right side
1,897,020.66x = 2,716,335,919,620.50 - Step 5: Solve for x
x = 2,716,335,919,620.50/1,897,020.66 - Step 6: Final answer
x = 1,431,895.80
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.