Finding the Fourth Proportional to 1,641,809.62, 2,265,675.24 and 916,668.46
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Solution
The fourth proportional to 1,641,809.62, 2,265,675.24 and 916,668.46 is: 1,264,990.17
Step by Step Solution
- Step 1: Write the proportion equation
1,641,809.62 : 2,265,675.24 = 916,668.46 : x - Step 2: Convert to fraction form
1,641,809.62/2,265,675.24 = 916,668.46/x - Step 3: Cross multiply
1,641,809.62x = 2,265,675.24 × 916,668.46 - Step 4: Simplify right side
1,641,809.62x = 2,076,873,033,110.93 - Step 5: Solve for x
x = 2,076,873,033,110.93/1,641,809.62 - Step 6: Final answer
x = 1,264,990.17
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.