Finding the Fourth Proportional to 1,556,203.76, 2,334,305.40 and 1,201,734.80
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Solution
The fourth proportional to 1,556,203.76, 2,334,305.40 and 1,201,734.80 is: 1,802,602.01
Step by Step Solution
- Step 1: Write the proportion equation
1,556,203.76 : 2,334,305.40 = 1,201,734.80 : x - Step 2: Convert to fraction form
1,556,203.76/2,334,305.40 = 1,201,734.80/x - Step 3: Cross multiply
1,556,203.76x = 2,334,305.40 × 1,201,734.80 - Step 4: Simplify right side
1,556,203.76x = 2,805,216,033,007.92 - Step 5: Solve for x
x = 2,805,216,033,007.92/1,556,203.76 - Step 6: Final answer
x = 1,802,602.01
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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.