Finding the Fourth Proportional to 1,483,648.08, 2,225,447.97 and 472,756.38
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Solution
The fourth proportional to 1,483,648.08, 2,225,447.97 and 472,756.38 is: 709,126.87
Step by Step Solution
- Step 1: Write the proportion equation
1,483,648.08 : 2,225,447.97 = 472,756.38 : x - Step 2: Convert to fraction form
1,483,648.08/2,225,447.97 = 472,756.38/x - Step 3: Cross multiply
1,483,648.08x = 2,225,447.97 × 472,756.38 - Step 4: Simplify right side
1,483,648.08x = 1,052,094,726,175.55 - Step 5: Solve for x
x = 1,052,094,726,175.55/1,483,648.08 - Step 6: Final answer
x = 709,126.87
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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.