Finding the Fourth Proportional to 4,252,623.92, 6,378,338.54 and 1,220,248.17
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Solution
The fourth proportional to 4,252,623.92, 6,378,338.54 and 1,220,248.17 is: 1,830,200.85
Step by Step Solution
- Step 1: Write the proportion equation
4,252,623.92 : 6,378,338.54 = 1,220,248.17 : x - Step 2: Convert to fraction form
4,252,623.92/6,378,338.54 = 1,220,248.17/x - Step 3: Cross multiply
4,252,623.92x = 6,378,338.54 × 1,220,248.17 - Step 4: Simplify right side
4,252,623.92x = 7,783,155,924,974.23 - Step 5: Solve for x
x = 7,783,155,924,974.23/4,252,623.92 - Step 6: Final answer
x = 1,830,200.85
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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.