Finding the Fourth Proportional to 1,489,586.08, 2,056,325.52 and 953,353.12
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Solution
The fourth proportional to 1,489,586.08, 2,056,325.52 and 953,353.12 is: 1,316,073.22
Step by Step Solution
- Step 1: Write the proportion equation
1,489,586.08 : 2,056,325.52 = 953,353.12 : x - Step 2: Convert to fraction form
1,489,586.08/2,056,325.52 = 953,353.12/x - Step 3: Cross multiply
1,489,586.08x = 2,056,325.52 × 953,353.12 - Step 4: Simplify right side
1,489,586.08x = 1,960,404,350,227.62 - Step 5: Solve for x
x = 1,960,404,350,227.62/1,489,586.08 - Step 6: Final answer
x = 1,316,073.22
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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.