Finding the Fourth Proportional to 1,966,052.84, 2,712,502.37 and 1,149,678.14
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Solution
The fourth proportional to 1,966,052.84, 2,712,502.37 and 1,149,678.14 is: 1,586,175.41
Step by Step Solution
- Step 1: Write the proportion equation
1,966,052.84 : 2,712,502.37 = 1,149,678.14 : x - Step 2: Convert to fraction form
1,966,052.84/2,712,502.37 = 1,149,678.14/x - Step 3: Cross multiply
1,966,052.84x = 2,712,502.37 × 1,149,678.14 - Step 4: Simplify right side
1,966,052.84x = 3,118,504,668,798.88 - Step 5: Solve for x
x = 3,118,504,668,798.88/1,966,052.84 - Step 6: Final answer
x = 1,586,175.41
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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.