Finding the Fourth Proportional to 3,316,215.97, 4,964,026.83 and 1,796,123.40
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Solution
The fourth proportional to 3,316,215.97, 4,964,026.83 and 1,796,123.40 is: 2,688,607.99
Step by Step Solution
- Step 1: Write the proportion equation
3,316,215.97 : 4,964,026.83 = 1,796,123.40 : x - Step 2: Convert to fraction form
3,316,215.97/4,964,026.83 = 1,796,123.40/x - Step 3: Cross multiply
3,316,215.97x = 4,964,026.83 × 1,796,123.40 - Step 4: Simplify right side
3,316,215.97x = 8,916,004,747,590.82 - Step 5: Solve for x
x = 8,916,004,747,590.82/3,316,215.97 - Step 6: Final answer
x = 2,688,607.99
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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.