Finding the Fourth Proportional to 2,221,118.63, 3,331,881.26 and 623,670.95
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Solution
The fourth proportional to 2,221,118.63, 3,331,881.26 and 623,670.95 is: 935,563.52
Step by Step Solution
- Step 1: Write the proportion equation
2,221,118.63 : 3,331,881.26 = 623,670.95 : x - Step 2: Convert to fraction form
2,221,118.63/3,331,881.26 = 623,670.95/x - Step 3: Cross multiply
2,221,118.63x = 3,331,881.26 × 623,670.95 - Step 4: Simplify right side
2,221,118.63x = 2,077,997,560,600.28 - Step 5: Solve for x
x = 2,077,997,560,600.28/2,221,118.63 - Step 6: Final answer
x = 935,563.52
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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.