Finding the Fourth Proportional to 1,271,534.28, 1,754,742.08 and 698,596.08
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Solution
The fourth proportional to 1,271,534.28, 1,754,742.08 and 698,596.08 is: 964,076.20
Step by Step Solution
- Step 1: Write the proportion equation
1,271,534.28 : 1,754,742.08 = 698,596.08 : x - Step 2: Convert to fraction form
1,271,534.28/1,754,742.08 = 698,596.08/x - Step 3: Cross multiply
1,271,534.28x = 1,754,742.08 × 698,596.08 - Step 4: Simplify right side
1,271,534.28x = 1,225,855,938,499.05 - Step 5: Solve for x
x = 1,225,855,938,499.05/1,271,534.28 - Step 6: Final answer
x = 964,076.20
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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.