Finding the Fourth Proportional to 1,260,270.08, 1,739,276.24 and 716,576.48
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Solution
The fourth proportional to 1,260,270.08, 1,739,276.24 and 716,576.48 is: 988,934.41
Step by Step Solution
- Step 1: Write the proportion equation
1,260,270.08 : 1,739,276.24 = 716,576.48 : x - Step 2: Convert to fraction form
1,260,270.08/1,739,276.24 = 716,576.48/x - Step 3: Cross multiply
1,260,270.08x = 1,739,276.24 × 716,576.48 - Step 4: Simplify right side
1,260,270.08x = 1,246,324,445,806.84 - Step 5: Solve for x
x = 1,246,324,445,806.84/1,260,270.08 - Step 6: Final answer
x = 988,934.41
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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.