Finding the Fourth Proportional to 888,541.49, 1,224,911.89 and 633,449.81
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Solution
The fourth proportional to 888,541.49, 1,224,911.89 and 633,449.81 is: 873,251.52
Step by Step Solution
- Step 1: Write the proportion equation
888,541.49 : 1,224,911.89 = 633,449.81 : x - Step 2: Convert to fraction form
888,541.49/1,224,911.89 = 633,449.81/x - Step 3: Cross multiply
888,541.49x = 1,224,911.89 × 633,449.81 - Step 4: Simplify right side
888,541.49x = 775,920,203,987.24 - Step 5: Solve for x
x = 775,920,203,987.24/888,541.49 - Step 6: Final answer
x = 873,251.52
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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.