Finding the Fourth Proportional to 2,237,853.30, 3,356,803.49 and 1,791,412.18
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Solution
The fourth proportional to 2,237,853.30, 3,356,803.49 and 1,791,412.18 is: 2,687,137.11
Step by Step Solution
- Step 1: Write the proportion equation
2,237,853.30 : 3,356,803.49 = 1,791,412.18 : x - Step 2: Convert to fraction form
2,237,853.30/3,356,803.49 = 1,791,412.18/x - Step 3: Cross multiply
2,237,853.30x = 3,356,803.49 × 1,791,412.18 - Step 4: Simplify right side
2,237,853.30x = 6,013,418,640,503.44 - Step 5: Solve for x
x = 6,013,418,640,503.44/2,237,853.30 - Step 6: Final answer
x = 2,687,137.11
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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.