Finding the Fourth Proportional to 5,169,733.76, 7,751,009.61 and 2,289,531.08
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Solution
The fourth proportional to 5,169,733.76, 7,751,009.61 and 2,289,531.08 is: 3,432,706.25
Step by Step Solution
- Step 1: Write the proportion equation
5,169,733.76 : 7,751,009.61 = 2,289,531.08 : x - Step 2: Convert to fraction form
5,169,733.76/7,751,009.61 = 2,289,531.08/x - Step 3: Cross multiply
5,169,733.76x = 7,751,009.61 × 2,289,531.08 - Step 4: Simplify right side
5,169,733.76x = 17,746,177,422,851.20 - Step 5: Solve for x
x = 17,746,177,422,851.20/5,169,733.76 - Step 6: Final answer
x = 3,432,706.25
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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.