Finding the Fourth Proportional to 4,998,580.88, 7,497,895.92 and 1,212,063.75
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Solution
The fourth proportional to 4,998,580.88, 7,497,895.92 and 1,212,063.75 is: 1,818,101.59
Step by Step Solution
- Step 1: Write the proportion equation
4,998,580.88 : 7,497,895.92 = 1,212,063.75 : x - Step 2: Convert to fraction form
4,998,580.88/7,497,895.92 = 1,212,063.75/x - Step 3: Cross multiply
4,998,580.88x = 7,497,895.92 × 1,212,063.75 - Step 4: Simplify right side
4,998,580.88x = 9,087,927,841,359.66 - Step 5: Solve for x
x = 9,087,927,841,359.66/4,998,580.88 - Step 6: Final answer
x = 1,818,101.59
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.