Finding the Fourth Proportional to 3,019,710.07, 4,528,165.42 and 1,125,943.03
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Solution
The fourth proportional to 3,019,710.07, 4,528,165.42 and 1,125,943.03 is: 1,688,392.65
Step by Step Solution
- Step 1: Write the proportion equation
3,019,710.07 : 4,528,165.42 = 1,125,943.03 : x - Step 2: Convert to fraction form
3,019,710.07/4,528,165.42 = 1,125,943.03/x - Step 3: Cross multiply
3,019,710.07x = 4,528,165.42 × 1,125,943.03 - Step 4: Simplify right side
3,019,710.07x = 5,098,456,293,336.02 - Step 5: Solve for x
x = 5,098,456,293,336.02/3,019,710.07 - Step 6: Final answer
x = 1,688,392.65
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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.