Finding the Fourth Proportional to 1,076,743.41, 1,485,893.82 and 611,594.02
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Solution
The fourth proportional to 1,076,743.41, 1,485,893.82 and 611,594.02 is: 843,992.89
Step by Step Solution
- Step 1: Write the proportion equation
1,076,743.41 : 1,485,893.82 = 611,594.02 : x - Step 2: Convert to fraction form
1,076,743.41/1,485,893.82 = 611,594.02/x - Step 3: Cross multiply
1,076,743.41x = 1,485,893.82 × 611,594.02 - Step 4: Simplify right side
1,076,743.41x = 908,763,774,666.96 - Step 5: Solve for x
x = 908,763,774,666.96/1,076,743.41 - Step 6: Final answer
x = 843,992.89
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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.