Finding the Fourth Proportional to 1,806,968.71, 2,708,690.50 and 860,085.19
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Solution
The fourth proportional to 1,806,968.71, 2,708,690.50 and 860,085.19 is: 1,289,288.84
Step by Step Solution
- Step 1: Write the proportion equation
1,806,968.71 : 2,708,690.50 = 860,085.19 : x - Step 2: Convert to fraction form
1,806,968.71/2,708,690.50 = 860,085.19/x - Step 3: Cross multiply
1,806,968.71x = 2,708,690.50 × 860,085.19 - Step 4: Simplify right side
1,806,968.71x = 2,329,704,583,343.69 - Step 5: Solve for x
x = 2,329,704,583,343.69/1,806,968.71 - Step 6: Final answer
x = 1,289,288.84
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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.