Finding the Fourth Proportional to 2,301,473.20, 3,175,966.92 and 1,282,856.08
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Solution
The fourth proportional to 2,301,473.20, 3,175,966.92 and 1,282,856.08 is: 1,770,304.55
Step by Step Solution
- Step 1: Write the proportion equation
2,301,473.20 : 3,175,966.92 = 1,282,856.08 : x - Step 2: Convert to fraction form
2,301,473.20/3,175,966.92 = 1,282,856.08/x - Step 3: Cross multiply
2,301,473.20x = 3,175,966.92 × 1,282,856.08 - Step 4: Simplify right side
2,301,473.20x = 4,074,308,473,200.87 - Step 5: Solve for x
x = 4,074,308,473,200.87/2,301,473.20 - Step 6: Final answer
x = 1,770,304.55
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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.