Finding the Fourth Proportional to 1,851,417.43, 2,553,927.53 and 1,076,961.08
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Solution
The fourth proportional to 1,851,417.43, 2,553,927.53 and 1,076,961.08 is: 1,485,608.01
Step by Step Solution
- Step 1: Write the proportion equation
1,851,417.43 : 2,553,927.53 = 1,076,961.08 : x - Step 2: Convert to fraction form
1,851,417.43/2,553,927.53 = 1,076,961.08/x - Step 3: Cross multiply
1,851,417.43x = 2,553,927.53 × 1,076,961.08 - Step 4: Simplify right side
1,851,417.43x = 2,750,480,551,950.55 - Step 5: Solve for x
x = 2,750,480,551,950.55/1,851,417.43 - Step 6: Final answer
x = 1,485,608.01
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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.