Finding the Fourth Proportional to 3,778,772.80, 5,667,574.80 and 1,382,056.96
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Solution
The fourth proportional to 3,778,772.80, 5,667,574.80 and 1,382,056.96 is: 2,072,871.70
Step by Step Solution
- Step 1: Write the proportion equation
3,778,772.80 : 5,667,574.80 = 1,382,056.96 : x - Step 2: Convert to fraction form
3,778,772.80/5,667,574.80 = 1,382,056.96/x - Step 3: Cross multiply
3,778,772.80x = 5,667,574.80 × 1,382,056.96 - Step 4: Simplify right side
3,778,772.80x = 7,832,911,198,660.61 - Step 5: Solve for x
x = 7,832,911,198,660.61/3,778,772.80 - Step 6: Final answer
x = 2,072,871.70
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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.