Finding the Fourth Proportional to 1,889,726.40, 2,834,762.40 and 767,563.20
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Solution
The fourth proportional to 1,889,726.40, 2,834,762.40 and 767,563.20 is: 1,151,414.99
Step by Step Solution
- Step 1: Write the proportion equation
1,889,726.40 : 2,834,762.40 = 767,563.20 : x - Step 2: Convert to fraction form
1,889,726.40/2,834,762.40 = 767,563.20/x - Step 3: Cross multiply
1,889,726.40x = 2,834,762.40 × 767,563.20 - Step 4: Simplify right side
1,889,726.40x = 2,175,859,298,983.68 - Step 5: Solve for x
x = 2,175,859,298,983.68/1,889,726.40 - Step 6: Final answer
x = 1,151,414.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.