Finding the Fourth Proportional to 6,208,781.18, 9,313,174.36 and 2,793,078.12
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Solution
The fourth proportional to 6,208,781.18, 9,313,174.36 and 2,793,078.12 is: 4,189,618.35
Step by Step Solution
- Step 1: Write the proportion equation
6,208,781.18 : 9,313,174.36 = 2,793,078.12 : x - Step 2: Convert to fraction form
6,208,781.18/9,313,174.36 = 2,793,078.12/x - Step 3: Cross multiply
6,208,781.18x = 9,313,174.36 × 2,793,078.12 - Step 4: Simplify right side
6,208,781.18x = 26,012,423,532,661.00 - Step 5: Solve for x
x = 26,012,423,532,661.00/6,208,781.18 - Step 6: Final answer
x = 4,189,618.35
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1.5x scale
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.