Finding the Fourth Proportional to 1,721,751.87, 2,583,625.80 and 868,890.21
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Solution
The fourth proportional to 1,721,751.87, 2,583,625.80 and 868,890.21 is: 1,303,838.96
Step by Step Solution
- Step 1: Write the proportion equation
1,721,751.87 : 2,583,625.80 = 868,890.21 : x - Step 2: Convert to fraction form
1,721,751.87/2,583,625.80 = 868,890.21/x - Step 3: Cross multiply
1,721,751.87x = 2,583,625.80 × 868,890.21 - Step 4: Simplify right side
1,721,751.87x = 2,244,887,174,405.00 - Step 5: Solve for x
x = 2,244,887,174,405.00/1,721,751.87 - Step 6: Final answer
x = 1,303,838.96
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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.