Finding the Fourth Proportional to 1,620,033.16, 2,235,631.70 and 894,931.48
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Solution
The fourth proportional to 1,620,033.16, 2,235,631.70 and 894,931.48 is: 1,234,997.67
Step by Step Solution
- Step 1: Write the proportion equation
1,620,033.16 : 2,235,631.70 = 894,931.48 : x - Step 2: Convert to fraction form
1,620,033.16/2,235,631.70 = 894,931.48/x - Step 3: Cross multiply
1,620,033.16x = 2,235,631.70 × 894,931.48 - Step 4: Simplify right side
1,620,033.16x = 2,000,737,186,015.92 - Step 5: Solve for x
x = 2,000,737,186,015.92/1,620,033.16 - Step 6: Final answer
x = 1,234,997.67
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.