Finding the Fourth Proportional to 2,258,880.04, 3,117,304.74 and 1,240,288.84
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Solution
The fourth proportional to 2,258,880.04, 3,117,304.74 and 1,240,288.84 is: 1,711,626.21
Step by Step Solution
- Step 1: Write the proportion equation
2,258,880.04 : 3,117,304.74 = 1,240,288.84 : x - Step 2: Convert to fraction form
2,258,880.04/3,117,304.74 = 1,240,288.84/x - Step 3: Cross multiply
2,258,880.04x = 3,117,304.74 × 1,240,288.84 - Step 4: Simplify right side
2,258,880.04x = 3,866,358,279,901.10 - Step 5: Solve for x
x = 3,866,358,279,901.10/2,258,880.04 - Step 6: Final answer
x = 1,711,626.21
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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.