Finding the Fourth Proportional to 1,031,660.70, 1,544,538.60 and 913,562.70
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Solution
The fourth proportional to 1,031,660.70, 1,544,538.60 and 913,562.70 is: 1,367,729.58
Step by Step Solution
- Step 1: Write the proportion equation
1,031,660.70 : 1,544,538.60 = 913,562.70 : x - Step 2: Convert to fraction form
1,031,660.70/1,544,538.60 = 913,562.70/x - Step 3: Cross multiply
1,031,660.70x = 1,544,538.60 × 913,562.70 - Step 4: Simplify right side
1,031,660.70x = 1,411,032,853,670.22 - Step 5: Solve for x
x = 1,411,032,853,670.22/1,031,660.70 - Step 6: Final answer
x = 1,367,729.58
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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.