Finding the Fourth Proportional to 2,087,567.99, 3,126,036.20 and 1,375,437.05
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Solution
The fourth proportional to 2,087,567.99, 3,126,036.20 and 1,375,437.05 is: 2,059,653.16
Step by Step Solution
- Step 1: Write the proportion equation
2,087,567.99 : 3,126,036.20 = 1,375,437.05 : x - Step 2: Convert to fraction form
2,087,567.99/3,126,036.20 = 1,375,437.05/x - Step 3: Cross multiply
2,087,567.99x = 3,126,036.20 × 1,375,437.05 - Step 4: Simplify right side
2,087,567.99x = 4,299,665,986,613.84 - Step 5: Solve for x
x = 4,299,665,986,613.84/2,087,567.99 - Step 6: Final answer
x = 2,059,653.16
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.