Finding the Fourth Proportional to 1,624,231.08, 2,435,505.59 and 865,868.85
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Solution
The fourth proportional to 1,624,231.08, 2,435,505.59 and 865,868.85 is: 1,298,354.92
Step by Step Solution
- Step 1: Write the proportion equation
1,624,231.08 : 2,435,505.59 = 865,868.85 : x - Step 2: Convert to fraction form
1,624,231.08/2,435,505.59 = 865,868.85/x - Step 3: Cross multiply
1,624,231.08x = 2,435,505.59 × 865,868.85 - Step 4: Simplify right side
1,624,231.08x = 2,108,828,420,052.53 - Step 5: Solve for x
x = 2,108,828,420,052.53/1,624,231.08 - Step 6: Final answer
x = 1,298,354.92
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.