Finding the Fourth Proportional to 930,896.96, 1,285,395.36 and 758,841.92
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Solution
The fourth proportional to 930,896.96, 1,285,395.36 and 758,841.92 is: 1,047,819.39
Step by Step Solution
- Step 1: Write the proportion equation
930,896.96 : 1,285,395.36 = 758,841.92 : x - Step 2: Convert to fraction form
930,896.96/1,285,395.36 = 758,841.92/x - Step 3: Cross multiply
930,896.96x = 1,285,395.36 × 758,841.92 - Step 4: Simplify right side
930,896.96x = 975,411,882,941.49 - Step 5: Solve for x
x = 975,411,882,941.49/930,896.96 - Step 6: Final answer
x = 1,047,819.39
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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.