Finding the Fourth Proportional to 808,542.80, 1,133,618.80 and 808,542.80
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Solution
The fourth proportional to 808,542.80, 1,133,618.80 and 808,542.80 is: 1,133,618.80
Step by Step Solution
- Step 1: Write the proportion equation
808,542.80 : 1,133,618.80 = 808,542.80 : x - Step 2: Convert to fraction form
808,542.80/1,133,618.80 = 808,542.80/x - Step 3: Cross multiply
808,542.80x = 1,133,618.80 × 808,542.80 - Step 4: Simplify right side
808,542.80x = 916,579,318,684.64 - Step 5: Solve for x
x = 916,579,318,684.64/808,542.80 - Step 6: Final answer
x = 1,133,618.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.