Finding the Fourth Proportional to 2,153,427.99, 3,229,024.58 and 636,911.63
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Solution
The fourth proportional to 2,153,427.99, 3,229,024.58 and 636,911.63 is: 955,036.95
Step by Step Solution
- Step 1: Write the proportion equation
2,153,427.99 : 3,229,024.58 = 636,911.63 : x - Step 2: Convert to fraction form
2,153,427.99/3,229,024.58 = 636,911.63/x - Step 3: Cross multiply
2,153,427.99x = 3,229,024.58 × 636,911.63 - Step 4: Simplify right side
2,153,427.99x = 2,056,603,289,228.18 - Step 5: Solve for x
x = 2,056,603,289,228.18/2,153,427.99 - Step 6: Final answer
x = 955,036.95
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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.