Finding the Fourth Proportional to 2,787,529.68, 4,181,295.24 and 792,985.68
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Solution
The fourth proportional to 2,787,529.68, 4,181,295.24 and 792,985.68 is: 1,189,478.72
Step by Step Solution
- Step 1: Write the proportion equation
2,787,529.68 : 4,181,295.24 = 792,985.68 : x - Step 2: Convert to fraction form
2,787,529.68/4,181,295.24 = 792,985.68/x - Step 3: Cross multiply
2,787,529.68x = 4,181,295.24 × 792,985.68 - Step 4: Simplify right side
2,787,529.68x = 3,315,707,249,172.16 - Step 5: Solve for x
x = 3,315,707,249,172.16/2,787,529.68 - Step 6: Final answer
x = 1,189,478.72
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.