Finding the Fourth Proportional to 1,242,666.48, 1,864,707.66 and 484,409.28
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Solution
The fourth proportional to 1,242,666.48, 1,864,707.66 and 484,409.28 is: 726,889.89
Step by Step Solution
- Step 1: Write the proportion equation
1,242,666.48 : 1,864,707.66 = 484,409.28 : x - Step 2: Convert to fraction form
1,242,666.48/1,864,707.66 = 484,409.28/x - Step 3: Cross multiply
1,242,666.48x = 1,864,707.66 × 484,409.28 - Step 4: Simplify right side
1,242,666.48x = 903,281,694,991.09 - Step 5: Solve for x
x = 903,281,694,991.09/1,242,666.48 - Step 6: Final answer
x = 726,889.89
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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.