Finding the Fourth Proportional to 2,088,030.84, 2,881,684.80 and 1,170,415.88
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Solution
The fourth proportional to 2,088,030.84, 2,881,684.80 and 1,170,415.88 is: 1,615,287.28
Step by Step Solution
- Step 1: Write the proportion equation
2,088,030.84 : 2,881,684.80 = 1,170,415.88 : x - Step 2: Convert to fraction form
2,088,030.84/2,881,684.80 = 1,170,415.88/x - Step 3: Cross multiply
2,088,030.84x = 2,881,684.80 × 1,170,415.88 - Step 4: Simplify right side
2,088,030.84x = 3,372,769,651,074.62 - Step 5: Solve for x
x = 3,372,769,651,074.62/2,088,030.84 - Step 6: Final answer
x = 1,615,287.28
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.