Finding the Fourth Proportional to 1,124,323.68, 1,686,661.92 and 484,809.24
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Solution
The fourth proportional to 1,124,323.68, 1,686,661.92 and 484,809.24 is: 727,289.92
Step by Step Solution
- Step 1: Write the proportion equation
1,124,323.68 : 1,686,661.92 = 484,809.24 : x - Step 2: Convert to fraction form
1,124,323.68/1,686,661.92 = 484,809.24/x - Step 3: Cross multiply
1,124,323.68x = 1,686,661.92 × 484,809.24 - Step 4: Simplify right side
1,124,323.68x = 817,709,283,572.14 - Step 5: Solve for x
x = 817,709,283,572.14/1,124,323.68 - Step 6: Final answer
x = 727,289.92
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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.