Finding the Fourth Proportional to 4,475,345.67, 6,711,789.87 and 1,236,108.87
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Solution
The fourth proportional to 4,475,345.67, 6,711,789.87 and 1,236,108.87 is: 1,853,823.95
Step by Step Solution
- Step 1: Write the proportion equation
4,475,345.67 : 6,711,789.87 = 1,236,108.87 : x - Step 2: Convert to fraction form
4,475,345.67/6,711,789.87 = 1,236,108.87/x - Step 3: Cross multiply
4,475,345.67x = 6,711,789.87 × 1,236,108.87 - Step 4: Simplify right side
4,475,345.67x = 8,296,502,991,883.15 - Step 5: Solve for x
x = 8,296,502,991,883.15/4,475,345.67 - Step 6: Final answer
x = 1,853,823.95
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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.