Finding the Fourth Proportional to 3,037,612.25, 4,556,422.80 and 1,240,495.74
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Solution
The fourth proportional to 3,037,612.25, 4,556,422.80 and 1,240,495.74 is: 1,860,745.42
Step by Step Solution
- Step 1: Write the proportion equation
3,037,612.25 : 4,556,422.80 = 1,240,495.74 : x - Step 2: Convert to fraction form
3,037,612.25/4,556,422.80 = 1,240,495.74/x - Step 3: Cross multiply
3,037,612.25x = 4,556,422.80 × 1,240,495.74 - Step 4: Simplify right side
3,037,612.25x = 5,652,223,073,038.87 - Step 5: Solve for x
x = 5,652,223,073,038.87/3,037,612.25 - Step 6: Final answer
x = 1,860,745.42
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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.