Finding the Fourth Proportional to 1,747,310.34, 2,621,339.70 and 989,509.98
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Solution
The fourth proportional to 1,747,310.34, 2,621,339.70 and 989,509.98 is: 1,484,476.88
Step by Step Solution
- Step 1: Write the proportion equation
1,747,310.34 : 2,621,339.70 = 989,509.98 : x - Step 2: Convert to fraction form
1,747,310.34/2,621,339.70 = 989,509.98/x - Step 3: Cross multiply
1,747,310.34x = 2,621,339.70 × 989,509.98 - Step 4: Simplify right side
1,747,310.34x = 2,593,841,794,120.21 - Step 5: Solve for x
x = 2,593,841,794,120.21/1,747,310.34 - Step 6: Final answer
x = 1,484,476.88
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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.