Finding the Fourth Proportional to 2,742,993.45, 4,114,503.84 and 1,124,646.26
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Solution
The fourth proportional to 2,742,993.45, 4,114,503.84 and 1,124,646.26 is: 1,686,974.99
Step by Step Solution
- Step 1: Write the proportion equation
2,742,993.45 : 4,114,503.84 = 1,124,646.26 : x - Step 2: Convert to fraction form
2,742,993.45/4,114,503.84 = 1,124,646.26/x - Step 3: Cross multiply
2,742,993.45x = 4,114,503.84 × 1,124,646.26 - Step 4: Simplify right side
2,742,993.45x = 4,627,361,339,056.54 - Step 5: Solve for x
x = 4,627,361,339,056.54/2,742,993.45 - Step 6: Final answer
x = 1,686,974.99
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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.