Finding the Fourth Proportional to 896,936.84, 1,243,115.85 and 880,140.68
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Solution
The fourth proportional to 896,936.84, 1,243,115.85 and 880,140.68 is: 1,219,837.10
Step by Step Solution
- Step 1: Write the proportion equation
896,936.84 : 1,243,115.85 = 880,140.68 : x - Step 2: Convert to fraction form
896,936.84/1,243,115.85 = 880,140.68/x - Step 3: Cross multiply
896,936.84x = 1,243,115.85 × 880,140.68 - Step 4: Simplify right side
896,936.84x = 1,094,116,829,537.78 - Step 5: Solve for x
x = 1,094,116,829,537.78/896,936.84 - Step 6: Final answer
x = 1,219,837.10
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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.