Finding the Fourth Proportional to 2,345,412.84, 3,236,675.94 and 1,272,324.84
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Solution
The fourth proportional to 2,345,412.84, 3,236,675.94 and 1,272,324.84 is: 1,755,811.65
Step by Step Solution
- Step 1: Write the proportion equation
2,345,412.84 : 3,236,675.94 = 1,272,324.84 : x - Step 2: Convert to fraction form
2,345,412.84/3,236,675.94 = 1,272,324.84/x - Step 3: Cross multiply
2,345,412.84x = 3,236,675.94 × 1,272,324.84 - Step 4: Simplify right side
2,345,412.84x = 4,118,103,197,492.35 - Step 5: Solve for x
x = 4,118,103,197,492.35/2,345,412.84 - Step 6: Final answer
x = 1,755,811.65
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.