Finding the Fourth Proportional to 2,265,087.58, 3,125,821.38 and 1,246,492.34
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Solution
The fourth proportional to 2,265,087.58, 3,125,821.38 and 1,246,492.34 is: 1,720,159.72
Step by Step Solution
- Step 1: Write the proportion equation
2,265,087.58 : 3,125,821.38 = 1,246,492.34 : x - Step 2: Convert to fraction form
2,265,087.58/3,125,821.38 = 1,246,492.34/x - Step 3: Cross multiply
2,265,087.58x = 3,125,821.38 × 1,246,492.34 - Step 4: Simplify right side
2,265,087.58x = 3,896,312,406,378.23 - Step 5: Solve for x
x = 3,896,312,406,378.23/2,265,087.58 - Step 6: Final answer
x = 1,720,159.72
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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.