Finding the Fourth Proportional to 2,987,194.08, 4,479,316.56 and 1,303,569.12
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Solution
The fourth proportional to 2,987,194.08, 4,479,316.56 and 1,303,569.12 is: 1,954,710.20
Step by Step Solution
- Step 1: Write the proportion equation
2,987,194.08 : 4,479,316.56 = 1,303,569.12 : x - Step 2: Convert to fraction form
2,987,194.08/4,479,316.56 = 1,303,569.12/x - Step 3: Cross multiply
2,987,194.08x = 4,479,316.56 × 1,303,569.12 - Step 4: Simplify right side
2,987,194.08x = 5,839,098,746,320.63 - Step 5: Solve for x
x = 5,839,098,746,320.63/2,987,194.08 - Step 6: Final answer
x = 1,954,710.20
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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.