Finding the Fourth Proportional to 5,352,595.46, 7,386,383.68 and 2,905,153.99
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Solution
The fourth proportional to 5,352,595.46, 7,386,383.68 and 2,905,153.99 is: 4,009,005.01
Step by Step Solution
- Step 1: Write the proportion equation
5,352,595.46 : 7,386,383.68 = 2,905,153.99 : x - Step 2: Convert to fraction form
5,352,595.46/7,386,383.68 = 2,905,153.99/x - Step 3: Cross multiply
5,352,595.46x = 7,386,383.68 × 2,905,153.99 - Step 4: Simplify right side
5,352,595.46x = 21,458,582,019,622.88 - Step 5: Solve for x
x = 21,458,582,019,622.88/5,352,595.46 - Step 6: Final answer
x = 4,009,005.01
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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.