Finding the Fourth Proportional to 1,838,294.49, 2,536,809.94 and 1,022,480.62
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Solution
The fourth proportional to 1,838,294.49, 2,536,809.94 and 1,022,480.62 is: 1,411,002.97
Step by Step Solution
- Step 1: Write the proportion equation
1,838,294.49 : 2,536,809.94 = 1,022,480.62 : x - Step 2: Convert to fraction form
1,838,294.49/2,536,809.94 = 1,022,480.62/x - Step 3: Cross multiply
1,838,294.49x = 2,536,809.94 × 1,022,480.62 - Step 4: Simplify right side
1,838,294.49x = 2,593,838,995,209.44 - Step 5: Solve for x
x = 2,593,838,995,209.44/1,838,294.49 - Step 6: Final answer
x = 1,411,002.97
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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.