Finding the Fourth Proportional to 4,698,438.01, 6,483,267.34 and 2,862,230.18
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Solution
The fourth proportional to 4,698,438.01, 6,483,267.34 and 2,862,230.18 is: 3,949,526.07
Step by Step Solution
- Step 1: Write the proportion equation
4,698,438.01 : 6,483,267.34 = 2,862,230.18 : x - Step 2: Convert to fraction form
4,698,438.01/6,483,267.34 = 2,862,230.18/x - Step 3: Cross multiply
4,698,438.01x = 6,483,267.34 × 2,862,230.18 - Step 4: Simplify right side
4,698,438.01x = 18,556,603,405,984.41 - Step 5: Solve for x
x = 18,556,603,405,984.41/4,698,438.01 - Step 6: Final answer
x = 3,949,526.07
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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.