Finding the Fourth Proportional to 4,196,262.15, 6,294,393.21 and 2,775,986.07
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Solution
The fourth proportional to 4,196,262.15, 6,294,393.21 and 2,775,986.07 is: 4,163,979.10
Step by Step Solution
- Step 1: Write the proportion equation
4,196,262.15 : 6,294,393.21 = 2,775,986.07 : x - Step 2: Convert to fraction form
4,196,262.15/6,294,393.21 = 2,775,986.07/x - Step 3: Cross multiply
4,196,262.15x = 6,294,393.21 × 2,775,986.07 - Step 4: Simplify right side
4,196,262.15x = 17,473,147,870,062.58 - Step 5: Solve for x
x = 17,473,147,870,062.58/4,196,262.15 - Step 6: Final answer
x = 4,163,979.10
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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.