Finding the Fourth Proportional to 1,193,038.48, 1,646,393.08 and 656,494.48
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Solution
The fourth proportional to 1,193,038.48, 1,646,393.08 and 656,494.48 is: 905,962.37
Step by Step Solution
- Step 1: Write the proportion equation
1,193,038.48 : 1,646,393.08 = 656,494.48 : x - Step 2: Convert to fraction form
1,193,038.48/1,646,393.08 = 656,494.48/x - Step 3: Cross multiply
1,193,038.48x = 1,646,393.08 × 656,494.48 - Step 4: Simplify right side
1,193,038.48x = 1,080,847,968,930.20 - Step 5: Solve for x
x = 1,080,847,968,930.20/1,193,038.48 - Step 6: Final answer
x = 905,962.37
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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.