Finding the Fourth Proportional to 1,423,296.26, 1,963,954.86 and 850,214.78
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Solution
The fourth proportional to 1,423,296.26, 1,963,954.86 and 850,214.78 is: 1,173,180.52
Step by Step Solution
- Step 1: Write the proportion equation
1,423,296.26 : 1,963,954.86 = 850,214.78 : x - Step 2: Convert to fraction form
1,423,296.26/1,963,954.86 = 850,214.78/x - Step 3: Cross multiply
1,423,296.26x = 1,963,954.86 × 850,214.78 - Step 4: Simplify right side
1,423,296.26x = 1,669,783,444,973.76 - Step 5: Solve for x
x = 1,669,783,444,973.76/1,423,296.26 - Step 6: Final answer
x = 1,173,180.52
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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.