Finding the Fourth Proportional to 1,484,338.25, 2,048,390.75 and 805,274.75
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Solution
The fourth proportional to 1,484,338.25, 2,048,390.75 and 805,274.75 is: 1,111,281.31
Step by Step Solution
- Step 1: Write the proportion equation
1,484,338.25 : 2,048,390.75 = 805,274.75 : x - Step 2: Convert to fraction form
1,484,338.25/2,048,390.75 = 805,274.75/x - Step 3: Cross multiply
1,484,338.25x = 2,048,390.75 × 805,274.75 - Step 4: Simplify right side
1,484,338.25x = 1,649,517,349,108.56 - Step 5: Solve for x
x = 1,649,517,349,108.56/1,484,338.25 - Step 6: Final answer
x = 1,111,281.31
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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.