Finding the Fourth Proportional to 2,357,461.44, 3,253,318.56 and 1,284,373.44
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Solution
The fourth proportional to 2,357,461.44, 3,253,318.56 and 1,284,373.44 is: 1,772,447.21
Step by Step Solution
- Step 1: Write the proportion equation
2,357,461.44 : 3,253,318.56 = 1,284,373.44 : x - Step 2: Convert to fraction form
2,357,461.44/3,253,318.56 = 1,284,373.44/x - Step 3: Cross multiply
2,357,461.44x = 3,253,318.56 × 1,284,373.44 - Step 4: Simplify right side
2,357,461.44x = 4,178,475,950,323.05 - Step 5: Solve for x
x = 4,178,475,950,323.05/2,357,461.44 - Step 6: Final answer
x = 1,772,447.21
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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.