Finding the Fourth Proportional to 4,905,129.74, 7,352,748.53 and 3,084,795.59
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Solution
The fourth proportional to 4,905,129.74, 7,352,748.53 and 3,084,795.59 is: 4,624,082.83
Step by Step Solution
- Step 1: Write the proportion equation
4,905,129.74 : 7,352,748.53 = 3,084,795.59 : x - Step 2: Convert to fraction form
4,905,129.74/7,352,748.53 = 3,084,795.59/x - Step 3: Cross multiply
4,905,129.74x = 7,352,748.53 × 3,084,795.59 - Step 4: Simplify right side
4,905,129.74x = 22,681,726,187,535.26 - Step 5: Solve for x
x = 22,681,726,187,535.26/4,905,129.74 - Step 6: Final answer
x = 4,624,082.83
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.