Finding the Fourth Proportional to 2,775,437.28, 3,830,053.68 and 1,568,187.36
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Solution
The fourth proportional to 2,775,437.28, 3,830,053.68 and 1,568,187.36 is: 2,164,070.44
Step by Step Solution
- Step 1: Write the proportion equation
2,775,437.28 : 3,830,053.68 = 1,568,187.36 : x - Step 2: Convert to fraction form
2,775,437.28/3,830,053.68 = 1,568,187.36/x - Step 3: Cross multiply
2,775,437.28x = 3,830,053.68 × 1,568,187.36 - Step 4: Simplify right side
2,775,437.28x = 6,006,241,769,097.49 - Step 5: Solve for x
x = 6,006,241,769,097.49/2,775,437.28 - Step 6: Final answer
x = 2,164,070.44
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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.