Finding the Fourth Proportional to 4,755,534.40, 7,133,842.68 and 1,724,327.92
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Solution
The fourth proportional to 4,755,534.40, 7,133,842.68 and 1,724,327.92 is: 2,586,688.07
Step by Step Solution
- Step 1: Write the proportion equation
4,755,534.40 : 7,133,842.68 = 1,724,327.92 : x - Step 2: Convert to fraction form
4,755,534.40/7,133,842.68 = 1,724,327.92/x - Step 3: Cross multiply
4,755,534.40x = 7,133,842.68 × 1,724,327.92 - Step 4: Simplify right side
4,755,534.40x = 12,301,084,110,011.62 - Step 5: Solve for x
x = 12,301,084,110,011.62/4,755,534.40 - Step 6: Final answer
x = 2,586,688.07
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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.