Finding the Fourth Proportional to 1,465,675.05, 2,195,402.18 and 1,216,843.05
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Solution
The fourth proportional to 1,465,675.05, 2,195,402.18 and 1,216,843.05 is: 1,822,682.24
Step by Step Solution
- Step 1: Write the proportion equation
1,465,675.05 : 2,195,402.18 = 1,216,843.05 : x - Step 2: Convert to fraction form
1,465,675.05/2,195,402.18 = 1,216,843.05/x - Step 3: Cross multiply
1,465,675.05x = 2,195,402.18 × 1,216,843.05 - Step 4: Simplify right side
1,465,675.05x = 2,671,459,878,603.63 - Step 5: Solve for x
x = 2,671,459,878,603.63/1,465,675.05 - Step 6: Final answer
x = 1,822,682.24
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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.