Finding the Fourth Proportional to 2,625,292.08, 3,622,903.20 and 1,418,068.08
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Solution
The fourth proportional to 2,625,292.08, 3,622,903.20 and 1,418,068.08 is: 1,956,934.02
Step by Step Solution
- Step 1: Write the proportion equation
2,625,292.08 : 3,622,903.20 = 1,418,068.08 : x - Step 2: Convert to fraction form
2,625,292.08/3,622,903.20 = 1,418,068.08/x - Step 3: Cross multiply
2,625,292.08x = 3,622,903.20 × 1,418,068.08 - Step 4: Simplify right side
2,625,292.08x = 5,137,523,384,849.86 - Step 5: Solve for x
x = 5,137,523,384,849.86/2,625,292.08 - Step 6: Final answer
x = 1,956,934.02
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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.