Finding the Fourth Proportional to 1,812,289.94, 2,714,763.12 and 838,269.90
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Solution
The fourth proportional to 1,812,289.94, 2,714,763.12 and 838,269.90 is: 1,255,706.48
Step by Step Solution
- Step 1: Write the proportion equation
1,812,289.94 : 2,714,763.12 = 838,269.90 : x - Step 2: Convert to fraction form
1,812,289.94/2,714,763.12 = 838,269.90/x - Step 3: Cross multiply
1,812,289.94x = 2,714,763.12 × 838,269.90 - Step 4: Simplify right side
1,812,289.94x = 2,275,704,209,126.09 - Step 5: Solve for x
x = 2,275,704,209,126.09/1,812,289.94 - Step 6: Final answer
x = 1,255,706.48
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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.