Finding the Fourth Proportional to 1,269,787.10, 1,752,369.99 and 696,822.62
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Solution
The fourth proportional to 1,269,787.10, 1,752,369.99 and 696,822.62 is: 961,650.22
Step by Step Solution
- Step 1: Write the proportion equation
1,269,787.10 : 1,752,369.99 = 696,822.62 : x - Step 2: Convert to fraction form
1,269,787.10/1,752,369.99 = 696,822.62/x - Step 3: Cross multiply
1,269,787.10x = 1,752,369.99 × 696,822.62 - Step 4: Simplify right side
1,269,787.10x = 1,221,091,047,641.17 - Step 5: Solve for x
x = 1,221,091,047,641.17/1,269,787.10 - Step 6: Final answer
x = 961,650.22
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.