Finding the Fourth Proportional to 1,526,166.64, 2,106,104.76 and 837,821.36
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Solution
The fourth proportional to 1,526,166.64, 2,106,104.76 and 837,821.36 is: 1,156,190.62
Step by Step Solution
- Step 1: Write the proportion equation
1,526,166.64 : 2,106,104.76 = 837,821.36 : x - Step 2: Convert to fraction form
1,526,166.64/2,106,104.76 = 837,821.36/x - Step 3: Cross multiply
1,526,166.64x = 2,106,104.76 × 837,821.36 - Step 4: Simplify right side
1,526,166.64x = 1,764,539,554,325.67 - Step 5: Solve for x
x = 1,764,539,554,325.67/1,526,166.64 - Step 6: Final answer
x = 1,156,190.62
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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.