Finding the Fourth Proportional to 4,307,182.48, 6,460,774.80 and 1,274,313.52
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Solution
The fourth proportional to 4,307,182.48, 6,460,774.80 and 1,274,313.52 is: 1,911,470.60
Step by Step Solution
- Step 1: Write the proportion equation
4,307,182.48 : 6,460,774.80 = 1,274,313.52 : x - Step 2: Convert to fraction form
4,307,182.48/6,460,774.80 = 1,274,313.52/x - Step 3: Cross multiply
4,307,182.48x = 6,460,774.80 × 1,274,313.52 - Step 4: Simplify right side
4,307,182.48x = 8,233,052,677,315.30 - Step 5: Solve for x
x = 8,233,052,677,315.30/4,307,182.48 - Step 6: Final answer
x = 1,911,470.60
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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.