Finding the Fourth Proportional to 1,944,368.10, 2,916,552.15 and 1,377,497.70
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Solution
The fourth proportional to 1,944,368.10, 2,916,552.15 and 1,377,497.70 is: 2,066,246.55
Step by Step Solution
- Step 1: Write the proportion equation
1,944,368.10 : 2,916,552.15 = 1,377,497.70 : x - Step 2: Convert to fraction form
1,944,368.10/2,916,552.15 = 1,377,497.70/x - Step 3: Cross multiply
1,944,368.10x = 2,916,552.15 × 1,377,497.70 - Step 4: Simplify right side
1,944,368.10x = 4,017,543,878,555.06 - Step 5: Solve for x
x = 4,017,543,878,555.06/1,944,368.10 - Step 6: Final answer
x = 2,066,246.55
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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.