Finding the Fourth Proportional to 4,130,478.68, 6,193,312.31 and 1,603,181.48
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Solution
The fourth proportional to 4,130,478.68, 6,193,312.31 and 1,603,181.48 is: 2,403,838.48
Step by Step Solution
- Step 1: Write the proportion equation
4,130,478.68 : 6,193,312.31 = 1,603,181.48 : x - Step 2: Convert to fraction form
4,130,478.68/6,193,312.31 = 1,603,181.48/x - Step 3: Cross multiply
4,130,478.68x = 6,193,312.31 × 1,603,181.48 - Step 4: Simplify right side
4,130,478.68x = 9,929,003,568,289.41 - Step 5: Solve for x
x = 9,929,003,568,289.41/4,130,478.68 - Step 6: Final answer
x = 2,403,838.48
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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.