Finding the Fourth Proportional to 2,151,572.24, 2,969,567.88 and 1,246,154
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Solution
The fourth proportional to 2,151,572.24, 2,969,567.88 and 1,246,154 is: 1,719,923.14
Step by Step Solution
- Step 1: Write the proportion equation
2,151,572.24 : 2,969,567.88 = 1,246,154 : x - Step 2: Convert to fraction form
2,151,572.24/2,969,567.88 = 1,246,154/x - Step 3: Cross multiply
2,151,572.24x = 2,969,567.88 × 1,246,154 - Step 4: Simplify right side
2,151,572.24x = 3,700,538,891,933.52 - Step 5: Solve for x
x = 3,700,538,891,933.52/2,151,572.24 - Step 6: Final answer
x = 1,719,923.14
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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.