Finding the Fourth Proportional to 5,528,903.52, 8,289,933.84 and 2,159,148
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Solution
The fourth proportional to 5,528,903.52, 8,289,933.84 and 2,159,148 is: 3,237,385.86
Step by Step Solution
- Step 1: Write the proportion equation
5,528,903.52 : 8,289,933.84 = 2,159,148 : x - Step 2: Convert to fraction form
5,528,903.52/8,289,933.84 = 2,159,148/x - Step 3: Cross multiply
5,528,903.52x = 8,289,933.84 × 2,159,148 - Step 4: Simplify right side
5,528,903.52x = 17,899,194,070,768.32 - Step 5: Solve for x
x = 17,899,194,070,768.32/5,528,903.52 - Step 6: Final answer
x = 3,237,385.86
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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.