Finding the Fourth Proportional to 1,454,963.99, 2,007,912.62 and 810,384.35
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Solution
The fourth proportional to 1,454,963.99, 2,007,912.62 and 810,384.35 is: 1,118,365.11
Step by Step Solution
- Step 1: Write the proportion equation
1,454,963.99 : 2,007,912.62 = 810,384.35 : x - Step 2: Convert to fraction form
1,454,963.99/2,007,912.62 = 810,384.35/x - Step 3: Cross multiply
1,454,963.99x = 2,007,912.62 × 810,384.35 - Step 4: Simplify right side
1,454,963.99x = 1,627,180,959,363.58 - Step 5: Solve for x
x = 1,627,180,959,363.58/1,454,963.99 - Step 6: Final answer
x = 1,118,365.11
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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.