Finding the Fourth Proportional to 1,721,572, 2,582,772.72 and 539,620
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Solution
The fourth proportional to 1,721,572, 2,582,772.72 and 539,620 is: 809,559.99
Step by Step Solution
- Step 1: Write the proportion equation
1,721,572 : 2,582,772.72 = 539,620 : x - Step 2: Convert to fraction form
1,721,572/2,582,772.72 = 539,620/x - Step 3: Cross multiply
1,721,572x = 2,582,772.72 × 539,620 - Step 4: Simplify right side
1,721,572x = 1,393,715,815,166.40 - Step 5: Solve for x
x = 1,393,715,815,166.40/1,721,572 - Step 6: Final answer
x = 809,559.99
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.