Finding the Fourth Proportional to 828,669.80, 1,163,287 and 828,669.80
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Solution
The fourth proportional to 828,669.80, 1,163,287 and 828,669.80 is: 1,163,287
Step by Step Solution
- Step 1: Write the proportion equation
828,669.80 : 1,163,287 = 828,669.80 : x - Step 2: Convert to fraction form
828,669.80/1,163,287 = 828,669.80/x - Step 3: Cross multiply
828,669.80x = 1,163,287 × 828,669.80 - Step 4: Simplify right side
828,669.80x = 963,980,805,632.60 - Step 5: Solve for x
x = 963,980,805,632.60/828,669.80 - Step 6: Final answer
x = 1,163,287
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These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.