Finding the Fourth Proportional to 5,271,160.53, 7,905,189.74 and 2,390,861.03
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Solution
The fourth proportional to 5,271,160.53, 7,905,189.74 and 2,390,861.03 is: 3,585,588.02
Step by Step Solution
- Step 1: Write the proportion equation
5,271,160.53 : 7,905,189.74 = 2,390,861.03 : x - Step 2: Convert to fraction form
5,271,160.53/7,905,189.74 = 2,390,861.03/x - Step 3: Cross multiply
5,271,160.53x = 7,905,189.74 × 2,390,861.03 - Step 4: Simplify right side
5,271,160.53x = 18,900,210,032,641.58 - Step 5: Solve for x
x = 18,900,210,032,641.58/5,271,160.53 - Step 6: Final answer
x = 3,585,588.02
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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.