Finding the Fourth Proportional to 3,576,189.75, 4,935,167.53 and 1,944,585.42
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Solution
The fourth proportional to 3,576,189.75, 4,935,167.53 and 1,944,585.42 is: 2,683,541.84
Step by Step Solution
- Step 1: Write the proportion equation
3,576,189.75 : 4,935,167.53 = 1,944,585.42 : x - Step 2: Convert to fraction form
3,576,189.75/4,935,167.53 = 1,944,585.42/x - Step 3: Cross multiply
3,576,189.75x = 4,935,167.53 × 1,944,585.42 - Step 4: Simplify right side
3,576,189.75x = 9,596,854,824,095.41 - Step 5: Solve for x
x = 9,596,854,824,095.41/3,576,189.75 - Step 6: Final answer
x = 2,683,541.84
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.