Finding the Fourth Proportional to 4,230,355.76, 6,339,232.88 and 2,337,638.48
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Solution
The fourth proportional to 4,230,355.76, 6,339,232.88 and 2,337,638.48 is: 3,502,976.00
Step by Step Solution
- Step 1: Write the proportion equation
4,230,355.76 : 6,339,232.88 = 2,337,638.48 : x - Step 2: Convert to fraction form
4,230,355.76/6,339,232.88 = 2,337,638.48/x - Step 3: Cross multiply
4,230,355.76x = 6,339,232.88 × 2,337,638.48 - Step 4: Simplify right side
4,230,355.76x = 14,818,834,713,969.22 - Step 5: Solve for x
x = 14,818,834,713,969.22/4,230,355.76 - Step 6: Final answer
x = 3,502,976.00
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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.