Finding the Fourth Proportional to 1,616,473.08, 2,230,882.50 and 928,235.12
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Solution
The fourth proportional to 1,616,473.08, 2,230,882.50 and 928,235.12 is: 1,281,050.39
Step by Step Solution
- Step 1: Write the proportion equation
1,616,473.08 : 2,230,882.50 = 928,235.12 : x - Step 2: Convert to fraction form
1,616,473.08/2,230,882.50 = 928,235.12/x - Step 3: Cross multiply
1,616,473.08x = 2,230,882.50 × 928,235.12 - Step 4: Simplify right side
1,616,473.08x = 2,070,783,473,938.99 - Step 5: Solve for x
x = 2,070,783,473,938.99/1,616,473.08 - Step 6: Final answer
x = 1,281,050.39
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.