Finding the Fourth Proportional to 2,069,527.64, 2,855,909.80 and 1,151,748.68
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Solution
The fourth proportional to 2,069,527.64, 2,855,909.80 and 1,151,748.68 is: 1,589,391.84
Step by Step Solution
- Step 1: Write the proportion equation
2,069,527.64 : 2,855,909.80 = 1,151,748.68 : x - Step 2: Convert to fraction form
2,069,527.64/2,855,909.80 = 1,151,748.68/x - Step 3: Cross multiply
2,069,527.64x = 2,855,909.80 × 1,151,748.68 - Step 4: Simplify right side
2,069,527.64x = 3,289,290,342,349.06 - Step 5: Solve for x
x = 3,289,290,342,349.06/2,069,527.64 - Step 6: Final answer
x = 1,589,391.84
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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.