Finding the Fourth Proportional to 1,106,939.94, 1,656,660.38 and 680,746.09
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Solution
The fourth proportional to 1,106,939.94, 1,656,660.38 and 680,746.09 is: 1,018,813.25
Step by Step Solution
- Step 1: Write the proportion equation
1,106,939.94 : 1,656,660.38 = 680,746.09 : x - Step 2: Convert to fraction form
1,106,939.94/1,656,660.38 = 680,746.09/x - Step 3: Cross multiply
1,106,939.94x = 1,656,660.38 × 680,746.09 - Step 4: Simplify right side
1,106,939.94x = 1,127,765,076,142.91 - Step 5: Solve for x
x = 1,127,765,076,142.91/1,106,939.94 - Step 6: Final answer
x = 1,018,813.25
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.