Finding the Fourth Proportional to 5,269,557.06, 7,271,652.02 and 2,946,641.09
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Solution
The fourth proportional to 5,269,557.06, 7,271,652.02 and 2,946,641.09 is: 4,066,176.41
Step by Step Solution
- Step 1: Write the proportion equation
5,269,557.06 : 7,271,652.02 = 2,946,641.09 : x - Step 2: Convert to fraction form
5,269,557.06/7,271,652.02 = 2,946,641.09/x - Step 3: Cross multiply
5,269,557.06x = 7,271,652.02 × 2,946,641.09 - Step 4: Simplify right side
5,269,557.06x = 21,426,948,583,222.04 - Step 5: Solve for x
x = 21,426,948,583,222.04/5,269,557.06 - Step 6: Final answer
x = 4,066,176.41
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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.