Finding the Fourth Proportional to 1,095,984.78, 1,643,820.44 and 376,313.02
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Solution
The fourth proportional to 1,095,984.78, 1,643,820.44 and 376,313.02 is: 564,415.72
Step by Step Solution
- Step 1: Write the proportion equation
1,095,984.78 : 1,643,820.44 = 376,313.02 : x - Step 2: Convert to fraction form
1,095,984.78/1,643,820.44 = 376,313.02/x - Step 3: Cross multiply
1,095,984.78x = 1,643,820.44 × 376,313.02 - Step 4: Simplify right side
1,095,984.78x = 618,591,034,114.13 - Step 5: Solve for x
x = 618,591,034,114.13/1,095,984.78 - Step 6: Final answer
x = 564,415.72
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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.