Finding the Fourth Proportional to 2,711,765.12, 3,742,225.58 and 1,488,091.10
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Solution
The fourth proportional to 2,711,765.12, 3,742,225.58 and 1,488,091.10 is: 2,053,560.07
Step by Step Solution
- Step 1: Write the proportion equation
2,711,765.12 : 3,742,225.58 = 1,488,091.10 : x - Step 2: Convert to fraction form
2,711,765.12/3,742,225.58 = 1,488,091.10/x - Step 3: Cross multiply
2,711,765.12x = 3,742,225.58 × 1,488,091.10 - Step 4: Simplify right side
2,711,765.12x = 5,568,772,564,799.44 - Step 5: Solve for x
x = 5,568,772,564,799.44/2,711,765.12 - Step 6: Final answer
x = 2,053,560.07
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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.