Finding the Fourth Proportional to 1,073,289.99, 1,481,141.25 and 589,844.73
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Solution
The fourth proportional to 1,073,289.99, 1,481,141.25 and 589,844.73 is: 813,986.31
Step by Step Solution
- Step 1: Write the proportion equation
1,073,289.99 : 1,481,141.25 = 589,844.73 : x - Step 2: Convert to fraction form
1,073,289.99/1,481,141.25 = 589,844.73/x - Step 3: Cross multiply
1,073,289.99x = 1,481,141.25 × 589,844.73 - Step 4: Simplify right side
1,073,289.99x = 873,643,360,698.11 - Step 5: Solve for x
x = 873,643,360,698.11/1,073,289.99 - Step 6: Final answer
x = 813,986.31
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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.