Finding the Fourth Proportional to 1,092,951.60, 1,637,677.80 and 718,537.20
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Solution
The fourth proportional to 1,092,951.60, 1,637,677.80 and 718,537.20 is: 1,076,655.56
Step by Step Solution
- Step 1: Write the proportion equation
1,092,951.60 : 1,637,677.80 = 718,537.20 : x - Step 2: Convert to fraction form
1,092,951.60/1,637,677.80 = 718,537.20/x - Step 3: Cross multiply
1,092,951.60x = 1,637,677.80 × 718,537.20 - Step 4: Simplify right side
1,092,951.60x = 1,176,732,420,914.16 - Step 5: Solve for x
x = 1,176,732,420,914.16/1,092,951.60 - Step 6: Final answer
x = 1,076,655.56
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.