Finding the Fourth Proportional to 1,838,296.49, 2,536,812.70 and 1,022,482.62
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Solution
The fourth proportional to 1,838,296.49, 2,536,812.70 and 1,022,482.62 is: 1,411,005.74
Step by Step Solution
- Step 1: Write the proportion equation
1,838,296.49 : 2,536,812.70 = 1,022,482.62 : x - Step 2: Convert to fraction form
1,838,296.49/2,536,812.70 = 1,022,482.62/x - Step 3: Cross multiply
1,838,296.49x = 2,536,812.70 × 1,022,482.62 - Step 4: Simplify right side
1,838,296.49x = 2,593,846,895,945.27 - Step 5: Solve for x
x = 2,593,846,895,945.27/1,838,296.49 - Step 6: Final answer
x = 1,411,005.74
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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.