Finding the Fourth Proportional to 1,927,563.60, 2,889,271.80 and 729,022.80
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Solution
The fourth proportional to 1,927,563.60, 2,889,271.80 and 729,022.80 is: 1,092,749.94
Step by Step Solution
- Step 1: Write the proportion equation
1,927,563.60 : 2,889,271.80 = 729,022.80 : x - Step 2: Convert to fraction form
1,927,563.60/2,889,271.80 = 729,022.80/x - Step 3: Cross multiply
1,927,563.60x = 2,889,271.80 × 729,022.80 - Step 4: Simplify right side
1,927,563.60x = 2,106,345,017,597.04 - Step 5: Solve for x
x = 2,106,345,017,597.04/1,927,563.60 - Step 6: Final answer
x = 1,092,749.94
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.