Finding the Fourth Proportional to 1,062,039.98, 1,465,610.78 and 578,603.64
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Solution
The fourth proportional to 1,062,039.98, 1,465,610.78 and 578,603.64 is: 798,470.63
Step by Step Solution
- Step 1: Write the proportion equation
1,062,039.98 : 1,465,610.78 = 578,603.64 : x - Step 2: Convert to fraction form
1,062,039.98/1,465,610.78 = 578,603.64/x - Step 3: Cross multiply
1,062,039.98x = 1,465,610.78 × 578,603.64 - Step 4: Simplify right side
1,062,039.98x = 848,007,732,131.24 - Step 5: Solve for x
x = 848,007,732,131.24/1,062,039.98 - Step 6: Final answer
x = 798,470.63
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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.