Finding the Fourth Proportional to 1,646,048.03, 2,271,634.52 and 920,852.49
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Solution
The fourth proportional to 1,646,048.03, 2,271,634.52 and 920,852.49 is: 1,270,825.80
Step by Step Solution
- Step 1: Write the proportion equation
1,646,048.03 : 2,271,634.52 = 920,852.49 : x - Step 2: Convert to fraction form
1,646,048.03/2,271,634.52 = 920,852.49/x - Step 3: Cross multiply
1,646,048.03x = 2,271,634.52 × 920,852.49 - Step 4: Simplify right side
1,646,048.03x = 2,091,840,299,507.69 - Step 5: Solve for x
x = 2,091,840,299,507.69/1,646,048.03 - Step 6: Final answer
x = 1,270,825.80
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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.