Finding the Fourth Proportional to 1,099,946.97, 1,516,775.63 and 814,066.65
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Solution
The fourth proportional to 1,099,946.97, 1,516,775.63 and 814,066.65 is: 1,122,559.98
Step by Step Solution
- Step 1: Write the proportion equation
1,099,946.97 : 1,516,775.63 = 814,066.65 : x - Step 2: Convert to fraction form
1,099,946.97/1,516,775.63 = 814,066.65/x - Step 3: Cross multiply
1,099,946.97x = 1,516,775.63 × 814,066.65 - Step 4: Simplify right side
1,099,946.97x = 1,234,756,451,845.41 - Step 5: Solve for x
x = 1,234,756,451,845.41/1,099,946.97 - Step 6: Final answer
x = 1,122,559.98
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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.