Finding the Fourth Proportional to 1,748,144.39, 2,412,623.54 and 1,023,226.79
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Solution
The fourth proportional to 1,748,144.39, 2,412,623.54 and 1,023,226.79 is: 1,412,160.83
Step by Step Solution
- Step 1: Write the proportion equation
1,748,144.39 : 2,412,623.54 = 1,023,226.79 : x - Step 2: Convert to fraction form
1,748,144.39/2,412,623.54 = 1,023,226.79/x - Step 3: Cross multiply
1,748,144.39x = 2,412,623.54 × 1,023,226.79 - Step 4: Simplify right side
1,748,144.39x = 2,468,661,030,807.59 - Step 5: Solve for x
x = 2,468,661,030,807.59/1,748,144.39 - Step 6: Final answer
x = 1,412,160.83
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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.