Finding the Fourth Proportional to 1,904,756.79, 2,628,505.08 and 1,045,294.95
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Solution
The fourth proportional to 1,904,756.79, 2,628,505.08 and 1,045,294.95 is: 1,442,474.49
Step by Step Solution
- Step 1: Write the proportion equation
1,904,756.79 : 2,628,505.08 = 1,045,294.95 : x - Step 2: Convert to fraction form
1,904,756.79/2,628,505.08 = 1,045,294.95/x - Step 3: Cross multiply
1,904,756.79x = 2,628,505.08 × 1,045,294.95 - Step 4: Simplify right side
1,904,756.79x = 2,747,563,086,173.35 - Step 5: Solve for x
x = 2,747,563,086,173.35/1,904,756.79 - Step 6: Final answer
x = 1,442,474.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.