Finding the Fourth Proportional to 4,107,487.32, 6,164,258.16 and 1,948,519.20
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Solution
The fourth proportional to 4,107,487.32, 6,164,258.16 and 1,948,519.20 is: 2,924,214.84
Step by Step Solution
- Step 1: Write the proportion equation
4,107,487.32 : 6,164,258.16 = 1,948,519.20 : x - Step 2: Convert to fraction form
4,107,487.32/6,164,258.16 = 1,948,519.20/x - Step 3: Cross multiply
4,107,487.32x = 6,164,258.16 × 1,948,519.20 - Step 4: Simplify right side
4,107,487.32x = 12,011,175,378,516.67 - Step 5: Solve for x
x = 12,011,175,378,516.67/4,107,487.32 - Step 6: Final answer
x = 2,924,214.84
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.