Finding the Fourth Proportional to 3,313,434.40, 4,963,656.18 and 1,717,044.70
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Solution
The fourth proportional to 3,313,434.40, 4,963,656.18 and 1,717,044.70 is: 2,572,201.08
Step by Step Solution
- Step 1: Write the proportion equation
3,313,434.40 : 4,963,656.18 = 1,717,044.70 : x - Step 2: Convert to fraction form
3,313,434.40/4,963,656.18 = 1,717,044.70/x - Step 3: Cross multiply
3,313,434.40x = 4,963,656.18 × 1,717,044.70 - Step 4: Simplify right side
3,313,434.40x = 8,522,819,536,491.25 - Step 5: Solve for x
x = 8,522,819,536,491.25/3,313,434.40 - Step 6: Final answer
x = 2,572,201.08
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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.