Finding the Fourth Proportional to 2,756,159.49, 4,134,791.09 and 1,543,460.70
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Solution
The fourth proportional to 2,756,159.49, 4,134,791.09 and 1,543,460.70 is: 2,315,500.09
Step by Step Solution
- Step 1: Write the proportion equation
2,756,159.49 : 4,134,791.09 = 1,543,460.70 : x - Step 2: Convert to fraction form
2,756,159.49/4,134,791.09 = 1,543,460.70/x - Step 3: Cross multiply
2,756,159.49x = 4,134,791.09 × 1,543,460.70 - Step 4: Simplify right side
2,756,159.49x = 6,381,887,550,125.16 - Step 5: Solve for x
x = 6,381,887,550,125.16/2,756,159.49 - Step 6: Final answer
x = 2,315,500.09
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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.