Finding the Fourth Proportional to 6,584,873.80, 9,898,305.90 and 6,206,960.20
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Solution
The fourth proportional to 6,584,873.80, 9,898,305.90 and 6,206,960.20 is: 9,330,230.56
Step by Step Solution
- Step 1: Write the proportion equation
6,584,873.80 : 9,898,305.90 = 6,206,960.20 : x - Step 2: Convert to fraction form
6,584,873.80/9,898,305.90 = 6,206,960.20/x - Step 3: Cross multiply
6,584,873.80x = 9,898,305.90 × 6,206,960.20 - Step 4: Simplify right side
6,584,873.80x = 61,438,390,768,725.19 - Step 5: Solve for x
x = 61,438,390,768,725.19/6,584,873.80 - Step 6: Final answer
x = 9,330,230.56
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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.