Finding the Fourth Proportional to 1,996,746.90, 2,993,079.15 and 984,311.70
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Solution
The fourth proportional to 1,996,746.90, 2,993,079.15 and 984,311.70 is: 1,475,461.32
Step by Step Solution
- Step 1: Write the proportion equation
1,996,746.90 : 2,993,079.15 = 984,311.70 : x - Step 2: Convert to fraction form
1,996,746.90/2,993,079.15 = 984,311.70/x - Step 3: Cross multiply
1,996,746.90x = 2,993,079.15 × 984,311.70 - Step 4: Simplify right side
1,996,746.90x = 2,946,122,826,371.06 - Step 5: Solve for x
x = 2,946,122,826,371.06/1,996,746.90 - Step 6: Final answer
x = 1,475,461.32
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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.