Finding the Fourth Proportional to 1,796,257.70, 2,694,386.55 and 798,985.70
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Solution
The fourth proportional to 1,796,257.70, 2,694,386.55 and 798,985.70 is: 1,198,478.55
Step by Step Solution
- Step 1: Write the proportion equation
1,796,257.70 : 2,694,386.55 = 798,985.70 : x - Step 2: Convert to fraction form
1,796,257.70/2,694,386.55 = 798,985.70/x - Step 3: Cross multiply
1,796,257.70x = 2,694,386.55 × 798,985.70 - Step 4: Simplify right side
1,796,257.70x = 2,152,776,323,722.33 - Step 5: Solve for x
x = 2,152,776,323,722.33/1,796,257.70 - Step 6: Final answer
x = 1,198,478.55
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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.