Finding the Fourth Proportional to 896,934.09, 1,243,112.03 and 880,137.93
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Solution
The fourth proportional to 896,934.09, 1,243,112.03 and 880,137.93 is: 1,219,833.28
Step by Step Solution
- Step 1: Write the proportion equation
896,934.09 : 1,243,112.03 = 880,137.93 : x - Step 2: Convert to fraction form
896,934.09/1,243,112.03 = 880,137.93/x - Step 3: Cross multiply
896,934.09x = 1,243,112.03 × 880,137.93 - Step 4: Simplify right side
896,934.09x = 1,094,110,051,042.64 - Step 5: Solve for x
x = 1,094,110,051,042.64/896,934.09 - Step 6: Final answer
x = 1,219,833.28
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Why These Related Problems?
These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.