Finding the Fourth Proportional to 2,807,845.36, 4,212,208.44 and 1,210,862.32
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Solution
The fourth proportional to 2,807,845.36, 4,212,208.44 and 1,210,862.32 is: 1,816,483.40
Step by Step Solution
- Step 1: Write the proportion equation
2,807,845.36 : 4,212,208.44 = 1,210,862.32 : x - Step 2: Convert to fraction form
2,807,845.36/4,212,208.44 = 1,210,862.32/x - Step 3: Cross multiply
2,807,845.36x = 4,212,208.44 × 1,210,862.32 - Step 4: Simplify right side
2,807,845.36x = 5,100,404,483,981.98 - Step 5: Solve for x
x = 5,100,404,483,981.98/2,807,845.36 - Step 6: Final answer
x = 1,816,483.40
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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.