Finding the Fourth Proportional to 2,670,349.14, 3,685,061.45 and 1,446,645.91
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Solution
The fourth proportional to 2,670,349.14, 3,685,061.45 and 1,446,645.91 is: 1,996,360.32
Step by Step Solution
- Step 1: Write the proportion equation
2,670,349.14 : 3,685,061.45 = 1,446,645.91 : x - Step 2: Convert to fraction form
2,670,349.14/3,685,061.45 = 1,446,645.91/x - Step 3: Cross multiply
2,670,349.14x = 3,685,061.45 × 1,446,645.91 - Step 4: Simplify right side
2,670,349.14x = 5,330,979,074,741.17 - Step 5: Solve for x
x = 5,330,979,074,741.17/2,670,349.14 - Step 6: Final answer
x = 1,996,360.32
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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.